Put CPU frequency scaling in recipes

Bug: skia:
Change-Id: I994f67c3043306d7fa612feb03f8fbe8d7bf4c91
Reviewed-on: https://skia-review.googlesource.com/73760
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Reviewed-by: Eric Boren <borenet@google.com>

37 files changed, 5062 insertions, 77 deletions

diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Debug-All-Android.json b/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Debug-All-Android.json
index 4051417d14..fdacad5e4d 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Debug-All-Android.json
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Debug-All-Android.json
@@ -641,6 +641,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 760000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 760000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json b/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json
index 4090815be8..c72a6e056f 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/Perf-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json
@@ -641,6 +641,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-GalaxyS7_G930FD-GPU-MaliT880-arm64-Debug-All-Android.json b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-GalaxyS7_G930FD-GPU-MaliT880-arm64-Debug-All-Android.json
new file mode 100644
index 0000000000..e2887da326
--- /dev/null
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-GalaxyS7_G930FD-GPU-MaliT880-arm64-Debug-All-Android.json
@@ -0,0 +1,840 @@
+[
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "[START_DIR]/skia/bin/fetch-gn"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch-gn"
+  },
+  {
+    "cmd": [
+      "[START_DIR]/skia/bin/gn",
+      "gen",
+      "[START_DIR]/out/Debug",
+      "--args=extra_cflags=[\"-O1\"] ndk=\"[START_DIR]/android_ndk_linux\" target_cpu=\"None\""
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "gn gen"
+  },
+  {
+    "cmd": [
+      "ninja",
+      "-k",
+      "0",
+      "-C",
+      "[START_DIR]/out/Debug"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "ninja"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "file.txt",
+      "file.txt"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push file.txt file.txt"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "rmtree",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "rmtree results_dir"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "ensure-directory",
+      "--mode",
+      "0777",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "makedirs results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/resources"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skia/resources",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skia/resources/* /sdcard/revenge_of_the_skiabot/resources",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skp/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SKP VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SKP_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SKP_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skp",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skp/* /sdcard/revenge_of_the_skiabot/skps",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SKP_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SKP_VERSION /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skimage/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded skimage VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skimage",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skimage/* /sdcard/revenge_of_the_skiabot/images",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SK_IMAGE_VERSION /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/svg/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SVG VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SVG_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SVG_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/svg",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/svg/* /sdcard/revenge_of_the_skiabot/svgs",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SVG_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SVG_VERSION /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/out/Debug/dm",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "set -x; /data/local/tmp/dm --some-flag; echo $? >/data/local/tmp/rc",
+      "[START_DIR]/tmp/dm.sh"
+    ],
+    "infra_step": true,
+    "name": "write dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/dm.sh",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "logcat",
+      "-c"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "clear log"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport subprocess\nimport sys\nbin_dir = sys.argv[1]\nsh      = sys.argv[2]\nsubprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])\ntry:\n  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',\n                                        bin_dir + 'rc'])))\nexcept ValueError:\n  print \"Couldn't read the return code.  Probably killed for OOM.\"\n  sys.exit(1)\n",
+      "/data/local/tmp/",
+      "dm.sh"
+    ],
+    "name": "dm",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@bin_dir = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@sh      = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@subprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])@@@",
+      "@@@STEP_LOG_LINE@python.inline@try:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                                        bin_dir + 'rc'])))@@@",
+      "@@@STEP_LOG_LINE@python.inline@except ValueError:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print \"Couldn't read the return code.  Probably killed for OOM.\"@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(1)@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "pull",
+      "/sdcard/revenge_of_the_skiabot/dm_out",
+      "[CUSTOM_[SWARM_OUT_DIR]]/dm"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "pull /sdcard/revenge_of_the_skiabot/dm_out [CUSTOM_[SWARM_OUT_DIR]]/dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nout = sys.argv[1]\nlog = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])\nfor line in log.split('\\n'):\n  tokens = line.split()\n  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':\n    addr, path = tokens[-2:]\n    local = os.path.join(out, os.path.basename(path))\n    if os.path.exists(local):\n      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])\n      line = line.replace(addr, addr + ' ' + sym.strip())\n  print line\n",
+      "[START_DIR]/out/Debug"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "dump log",
+    "timeout": 300,
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@out = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@log = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])@@@",
+      "@@@STEP_LOG_LINE@python.inline@for line in log.split('\\n'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  tokens = line.split()@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':@@@",
+      "@@@STEP_LOG_LINE@python.inline@    addr, path = tokens[-2:]@@@",
+      "@@@STEP_LOG_LINE@python.inline@    local = os.path.join(out, os.path.basename(path))@@@",
+      "@@@STEP_LOG_LINE@python.inline@    if os.path.exists(local):@@@",
+      "@@@STEP_LOG_LINE@python.inline@      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])@@@",
+      "@@@STEP_LOG_LINE@python.inline@      line = line.replace(addr, addr + ' ' + sym.strip())@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print line@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "reboot",
+      "-p"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "shut down device to quarantine bot"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server"
+  },
+  {
+    "name": "$result",
+    "reason": "Failed build steps: root (to set cpu frequency)",
+    "recipe_result": null,
+    "status_code": 1
+  }
+]
\ No newline at end of file
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
new file mode 100644
index 0000000000..b09c88a4d5
--- /dev/null
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
@@ -0,0 +1,917 @@
+[
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "[START_DIR]/skia/bin/fetch-gn"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch-gn"
+  },
+  {
+    "cmd": [
+      "[START_DIR]/skia/bin/gn",
+      "gen",
+      "[START_DIR]/out/Release",
+      "--args=is_debug=false ndk=\"[START_DIR]/android_ndk_linux\" target_cpu=\"None\""
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "gn gen"
+  },
+  {
+    "cmd": [
+      "ninja",
+      "-k",
+      "0",
+      "-C",
+      "[START_DIR]/out/Release"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "ninja"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "file.txt",
+      "file.txt"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push file.txt file.txt"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "rmtree",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "rmtree results_dir"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "ensure-directory",
+      "--mode",
+      "0777",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "makedirs results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/resources"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skia/resources",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skia/resources/* /sdcard/revenge_of_the_skiabot/resources",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skp/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SKP VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SKP_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SKP_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skp",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skp/* /sdcard/revenge_of_the_skiabot/skps",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SKP_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SKP_VERSION /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skimage/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded skimage VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skimage",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skimage/* /sdcard/revenge_of_the_skiabot/images",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SK_IMAGE_VERSION /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/svg/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SVG VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SVG_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SVG_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/svg",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/svg/* /sdcard/revenge_of_the_skiabot/svgs",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SVG_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SVG_VERSION /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 800000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 800000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/out/Release/dm",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "set -x; /data/local/tmp/dm --some-flag; echo $? >/data/local/tmp/rc",
+      "[START_DIR]/tmp/dm.sh"
+    ],
+    "infra_step": true,
+    "name": "write dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/dm.sh",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "logcat",
+      "-c"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "clear log"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport subprocess\nimport sys\nbin_dir = sys.argv[1]\nsh      = sys.argv[2]\nsubprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])\ntry:\n  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',\n                                        bin_dir + 'rc'])))\nexcept ValueError:\n  print \"Couldn't read the return code.  Probably killed for OOM.\"\n  sys.exit(1)\n",
+      "/data/local/tmp/",
+      "dm.sh"
+    ],
+    "name": "dm",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@bin_dir = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@sh      = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@subprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])@@@",
+      "@@@STEP_LOG_LINE@python.inline@try:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                                        bin_dir + 'rc'])))@@@",
+      "@@@STEP_LOG_LINE@python.inline@except ValueError:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print \"Couldn't read the return code.  Probably killed for OOM.\"@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(1)@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "pull",
+      "/sdcard/revenge_of_the_skiabot/dm_out",
+      "[CUSTOM_[SWARM_OUT_DIR]]/dm"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "pull /sdcard/revenge_of_the_skiabot/dm_out [CUSTOM_[SWARM_OUT_DIR]]/dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nout = sys.argv[1]\nlog = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])\nfor line in log.split('\\n'):\n  tokens = line.split()\n  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':\n    addr, path = tokens[-2:]\n    local = os.path.join(out, os.path.basename(path))\n    if os.path.exists(local):\n      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])\n      line = line.replace(addr, addr + ' ' + sym.strip())\n  print line\n",
+      "[START_DIR]/out/Release"
+    ],
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "dump log",
+    "timeout": 300,
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@out = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@log = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])@@@",
+      "@@@STEP_LOG_LINE@python.inline@for line in log.split('\\n'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  tokens = line.split()@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':@@@",
+      "@@@STEP_LOG_LINE@python.inline@    addr, path = tokens[-2:]@@@",
+      "@@@STEP_LOG_LINE@python.inline@    local = os.path.join(out, os.path.basename(path))@@@",
+      "@@@STEP_LOG_LINE@python.inline@    if os.path.exists(local):@@@",
+      "@@@STEP_LOG_LINE@python.inline@      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])@@@",
+      "@@@STEP_LOG_LINE@python.inline@      line = line.replace(addr, addr + ' ' + sym.strip())@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print line@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server"
+  },
+  {
+    "name": "$result",
+    "recipe_result": null,
+    "status_code": 0
+  }
+]
\ No newline at end of file
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json
new file mode 100644
index 0000000000..ff5a0272ed
--- /dev/null
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/Test-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android.json
@@ -0,0 +1,869 @@
+[
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "[START_DIR]/skia/bin/fetch-gn"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch-gn"
+  },
+  {
+    "cmd": [
+      "[START_DIR]/skia/bin/gn",
+      "gen",
+      "[START_DIR]/out/Debug",
+      "--args=extra_cflags=[\"-O1\"] ndk=\"[START_DIR]/android_ndk_linux\" target_cpu=\"None\""
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "gn gen"
+  },
+  {
+    "cmd": [
+      "ninja",
+      "-k",
+      "0",
+      "-C",
+      "[START_DIR]/out/Debug"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "name": "ninja"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "file.txt",
+      "file.txt"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push file.txt file.txt"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "rmtree",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "rmtree results_dir"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "ensure-directory",
+      "--mode",
+      "0777",
+      "results_dir"
+    ],
+    "infra_step": true,
+    "name": "makedirs results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "device_results_dir"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir device_results_dir"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/resources"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skia/resources",
+      "/sdcard/revenge_of_the_skiabot/resources"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skia/resources/* /sdcard/revenge_of_the_skiabot/resources",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skp/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SKP VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SKP_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SKP_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/skps"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skp",
+      "/sdcard/revenge_of_the_skiabot/skps"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skp/* /sdcard/revenge_of_the_skiabot/skps",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SKP_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SKP_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SKP_VERSION /sdcard/revenge_of_the_skiabot/SKP_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/skimage/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded skimage VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/images"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/skimage",
+      "/sdcard/revenge_of_the_skiabot/images"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/skimage/* /sdcard/revenge_of_the_skiabot/images",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SK_IMAGE_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SK_IMAGE_VERSION /sdcard/revenge_of_the_skiabot/SK_IMAGE_VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "[START_DIR]/skia/infra/bots/assets/svg/VERSION",
+      "/path/to/tmp/"
+    ],
+    "infra_step": true,
+    "name": "Get downloaded SVG VERSION"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "42",
+      "[START_DIR]/tmp/SVG_VERSION"
+    ],
+    "infra_step": true,
+    "name": "write SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "read /sdcard/revenge_of_the_skiabot/SVG_VERSION",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-f",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "rm",
+      "-rf",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "rm /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "mkdir",
+      "-p",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "mkdir /sdcard/revenge_of_the_skiabot/svgs"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nhost   = sys.argv[1]\ndevice = sys.argv[2]\nfor d, _, fs in os.walk(host):\n  p = os.path.relpath(d, host)\n  if p != '.' and p.startswith('.'):\n    continue\n  for f in fs:\n    print os.path.join(p,f)\n    subprocess.check_call(['adb.1.0.35', 'push',\n                           os.path.realpath(os.path.join(host, p, f)),\n                           os.path.join(device, p, f)])\n",
+      "[START_DIR]/svg",
+      "/sdcard/revenge_of_the_skiabot/svgs"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/svg/* /sdcard/revenge_of_the_skiabot/svgs",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@host   = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@device = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@for d, _, fs in os.walk(host):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  p = os.path.relpath(d, host)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if p != '.' and p.startswith('.'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@    continue@@@",
+      "@@@STEP_LOG_LINE@python.inline@  for f in fs:@@@",
+      "@@@STEP_LOG_LINE@python.inline@    print os.path.join(p,f)@@@",
+      "@@@STEP_LOG_LINE@python.inline@    subprocess.check_call(['adb.1.0.35', 'push',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.realpath(os.path.join(host, p, f)),@@@",
+      "@@@STEP_LOG_LINE@python.inline@                           os.path.join(device, p, f)])@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/SVG_VERSION",
+      "/sdcard/revenge_of_the_skiabot/SVG_VERSION"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push [START_DIR]/tmp/SVG_VERSION /sdcard/revenge_of_the_skiabot/SVG_VERSION"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/out/Debug/dm",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
+      "--json-output",
+      "/path/to/tmp/json",
+      "copy",
+      "set -x; /data/local/tmp/dm --some-flag; echo $? >/data/local/tmp/rc",
+      "[START_DIR]/tmp/dm.sh"
+    ],
+    "infra_step": true,
+    "name": "write dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "push",
+      "[START_DIR]/tmp/dm.sh",
+      "/data/local/tmp/"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "push dm.sh"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "logcat",
+      "-c"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "clear log"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport subprocess\nimport sys\nbin_dir = sys.argv[1]\nsh      = sys.argv[2]\nsubprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])\ntry:\n  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',\n                                        bin_dir + 'rc'])))\nexcept ValueError:\n  print \"Couldn't read the return code.  Probably killed for OOM.\"\n  sys.exit(1)\n",
+      "/data/local/tmp/",
+      "dm.sh"
+    ],
+    "name": "dm",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@bin_dir = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@sh      = sys.argv[2]@@@",
+      "@@@STEP_LOG_LINE@python.inline@subprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])@@@",
+      "@@@STEP_LOG_LINE@python.inline@try:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                                        bin_dir + 'rc'])))@@@",
+      "@@@STEP_LOG_LINE@python.inline@except ValueError:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print \"Couldn't read the return code.  Probably killed for OOM.\"@@@",
+      "@@@STEP_LOG_LINE@python.inline@  sys.exit(1)@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "pull",
+      "/sdcard/revenge_of_the_skiabot/dm_out",
+      "[CUSTOM_[SWARM_OUT_DIR]]/dm"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "pull /sdcard/revenge_of_the_skiabot/dm_out [CUSTOM_[SWARM_OUT_DIR]]/dm"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "\nimport os\nimport subprocess\nimport sys\nout = sys.argv[1]\nlog = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])\nfor line in log.split('\\n'):\n  tokens = line.split()\n  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':\n    addr, path = tokens[-2:]\n    local = os.path.join(out, os.path.basename(path))\n    if os.path.exists(local):\n      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])\n      line = line.replace(addr, addr + ' ' + sym.strip())\n  print line\n",
+      "[START_DIR]/out/Debug"
+    ],
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "dump log",
+    "timeout": 300,
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import os@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@out = sys.argv[1]@@@",
+      "@@@STEP_LOG_LINE@python.inline@log = subprocess.check_output(['adb.1.0.35', 'logcat', '-d'])@@@",
+      "@@@STEP_LOG_LINE@python.inline@for line in log.split('\\n'):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  tokens = line.split()@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if len(tokens) == 11 and tokens[-7] == 'F' and tokens[-3] == 'pc':@@@",
+      "@@@STEP_LOG_LINE@python.inline@    addr, path = tokens[-2:]@@@",
+      "@@@STEP_LOG_LINE@python.inline@    local = os.path.join(out, os.path.basename(path))@@@",
+      "@@@STEP_LOG_LINE@python.inline@    if os.path.exists(local):@@@",
+      "@@@STEP_LOG_LINE@python.inline@      sym = subprocess.check_output(['addr2line', '-Cfpe', local, addr])@@@",
+      "@@@STEP_LOG_LINE@python.inline@      line = line.replace(addr, addr + ' ' + sym.strip())@@@",
+      "@@@STEP_LOG_LINE@python.inline@  print line@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server"
+  },
+  {
+    "name": "$result",
+    "recipe_result": null,
+    "status_code": 0
+  }
+]
\ No newline at end of file
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/failed_infra_step.json b/infra/bots/recipe_modules/flavor/examples/full.expected/failed_infra_step.json
index f2bedca8dc..1ec9816b95 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.expected/failed_infra_step.json
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/failed_infra_step.json
@@ -641,6 +641,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/failed_read_version.json b/infra/bots/recipe_modules/flavor/examples/full.expected/failed_read_version.json
index 37875f2535..5e8ca658df 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.expected/failed_read_version.json
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/failed_read_version.json
@@ -695,6 +695,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipe_modules/flavor/examples/full.expected/retry_adb_command.json b/infra/bots/recipe_modules/flavor/examples/full.expected/retry_adb_command.json
index e7933f19c0..3acfe02641 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.expected/retry_adb_command.json
+++ b/infra/bots/recipe_modules/flavor/examples/full.expected/retry_adb_command.json
@@ -695,6 +695,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipe_modules/flavor/examples/full.py b/infra/bots/recipe_modules/flavor/examples/full.py
index c3e54d562a..1741dc965e 100644
--- a/infra/bots/recipe_modules/flavor/examples/full.py
+++ b/infra/bots/recipe_modules/flavor/examples/full.py
@@ -89,6 +89,9 @@ TEST_BUILDERS = [
   ('Perf-Debian9-Clang-GCE-CPU-AVX2-x86_64-Release-All-'
    'UBSAN_float_cast_overflow'),
   'Perf-Ubuntu14-GCC-GCE-CPU-AVX2-x86_64-Release-All-CT_BENCH_1k_SKPs',
+  'Test-Android-Clang-GalaxyS7_G930FD-GPU-MaliT880-arm64-Debug-All-Android',
+  'Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android',
+  'Test-Android-Clang-Pixel-GPU-Adreno530-arm64-Debug-All-Android',
   'Test-ChromeOS-Clang-SamsungChromebookPlus-GPU-MaliT860-arm-Release-All',
   'Test-Debian9-Clang-GCE-CPU-AVX2-x86_64-Debug-All-Coverage',
   'Test-Debian9-Clang-GCE-CPU-AVX2-x86_64-Release-All-TSAN',
@@ -120,6 +123,25 @@ def GenTests(api):
       test += api.step_data(
           'read chromecast ip',
           stdout=api.raw_io.output('192.168.1.2:5555'))
+    if 'Nexus10' in buildername:
+      test += api.step_data(
+          'fetch available frequencies',
+          stdout=api.raw_io.output('/system/bin/sh: cat: '
+              ' No such file or directory'))
+      test += api.step_data(
+          'fetch min frequency',
+          stdout=api.raw_io.output('200000'))
+      test += api.step_data(
+          'fetch max frequency',
+          stdout=api.raw_io.output('800000'))
+    elif 'Nexus' in buildername:
+      test += api.step_data(
+          'fetch available frequencies',
+          stdout=api.raw_io.output('51000 102000 204000 340000 475000 '
+            '640000 760000 860000 1000000 1100000 1200000 1300000'))
+    elif 'GalaxyS7' in buildername:
+      test += api.step_data(
+          'root (to set cpu frequency)', retcode=1)
     yield test
 
   builder = 'Test-Debian9-GCC-GCE-CPU-AVX2-x86_64-Release-All'
diff --git a/infra/bots/recipe_modules/flavor/gn_android_flavor.py b/infra/bots/recipe_modules/flavor/gn_android_flavor.py
index 548e05653b..0323d470eb 100644
--- a/infra/bots/recipe_modules/flavor/gn_android_flavor.py
+++ b/infra/bots/recipe_modules/flavor/gn_android_flavor.py
@@ -64,6 +64,61 @@ class GNAndroidFlavorUtils(default_flavor.DefaultFlavorUtils):
                                    cmd=[ADB_BINARY]+list(cmd),
                                    between_attempts_fn=wait_for_device,
                                    **kwargs)
+
+  def _lock_cpu(self, target_percent):
+    # adb root
+    d = self._adb('root (to set cpu frequency)', 'root',
+                  abort_on_failure=False, stdout=self.m.raw_io.output())
+    if not d or d.retcode or 'production builds' in d.stdout:
+      # ADB root failed
+      return
+    # get potential freqencies
+    available_frequencies = self._adb(
+        'fetch available frequencies', 'shell', 'cat '
+        '/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies',
+        stdout=self.m.raw_io.output()).stdout
+    if available_frequencies and '/system/bin/sh' not in available_frequencies:
+      available_frequencies = sorted(
+          int(i) for i in available_frequencies.strip().split())
+    else:
+      # It's possibly an older kernel, like the Nexus 10. In that case,
+      #query the min/max instead.
+      scaling_min_freq = self._adb(
+          'fetch min frequency', 'shell', 'cat '
+          '/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq',
+          stdout=self.m.raw_io.output())
+      scaling_max_freq = self._adb(
+          'fetch max frequency', 'shell', 'cat '
+          '/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq',
+          stdout=self.m.raw_io.output())
+      if scaling_min_freq.stdout and scaling_max_freq.stdout:
+        # The list of avaible frequencies is hidden, but if we select one that
+        # doesn't exist, the device will pick the closest one that works.
+        available_frequencies = [int(scaling_min_freq.stdout),
+                                 int(scaling_max_freq.stdout)*target_percent,
+                                 int(scaling_max_freq.stdout)]
+      else:
+        # Nothing we can do to set frequencies
+        return
+
+
+    # find the one closest to target percent
+    maxfreq = available_frequencies[-1]
+    target = int(round(maxfreq * target_percent))
+    freq = maxfreq
+    for f in reversed(available_frequencies[:-1]):
+      if f <= target:
+        freq = f
+        break
+
+    # set governer to userspace first, so frequency "takes"
+    self._adb('Set cpu governer to userspace', 'shell', 'echo "userspace" > '
+              '/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor')
+    self._adb('Set frequency to %d' % freq, 'shell', 'echo %d > '
+              '/sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed' % freq)
+    self._adb('Observed frequency after setting', 'shell', 'cat '
+              '/sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed')
+
   def compile(self, unused_target):
     compiler      = self.m.vars.builder_cfg.get('compiler')
     configuration = self.m.vars.builder_cfg.get('configuration')
@@ -155,6 +210,10 @@ class GNAndroidFlavorUtils(default_flavor.DefaultFlavorUtils):
       self._adb('kill adb server', 'kill-server')
 
   def step(self, name, cmd, **kwargs):
+    if (cmd[0] == 'nanobench'):
+      self._lock_cpu(0.6)
+    else:
+      self._lock_cpu(1.0)
     app = self.m.vars.skia_out.join(self.m.vars.configuration, cmd[0])
     self._adb('push %s' % cmd[0],
               'push', app, self.m.vars.android_bin_dir)
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_Vulkan.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_Vulkan.json
index 4bbe4bdd32..dab2d73934 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_Vulkan.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_Vulkan.json
@@ -539,6 +539,22 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
index addd9936be..954ac2152c 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
@@ -575,6 +575,121 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 480000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 480000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5-GPU-Adreno330-arm-Debug-All-Android.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5-GPU-Adreno330-arm-Debug-All-Android.json
index 3037bb4e23..aef911bf7a 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5-GPU-Adreno330-arm-Debug-All-Android.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus5-GPU-Adreno330-arm-Debug-All-Android.json
@@ -539,6 +539,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 760000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 760000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus7-GPU-Tegra3-arm-Release-All-Android.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus7-GPU-Tegra3-arm-Release-All-Android.json
index 8989563162..b684ca5481 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus7-GPU-Tegra3-arm-Release-All-Android.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-Nexus7-GPU-Tegra3-arm-Release-All-Android.json
@@ -575,9 +575,7 @@
   {
     "cmd": [
       "adb.1.0.35",
-      "push",
-      "[START_DIR]/out/Release/nanobench",
-      "/data/local/tmp/"
+      "root"
     ],
     "cwd": "[START_DIR]/skia",
     "env": {
@@ -587,50 +585,14 @@
       "SKIA_OUT": "[START_DIR]/out"
     },
     "infra_step": true,
-    "name": "push nanobench"
-  },
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
-      "--json-output",
-      "/path/to/tmp/json",
-      "copy",
-      "set -x; /data/local/tmp/nanobench -i /sdcard/revenge_of_the_skiabot/resources --skps /sdcard/revenge_of_the_skiabot/skps --images /sdcard/revenge_of_the_skiabot/images/nanobench --svgs /sdcard/revenge_of_the_skiabot/svgs --pre_log --images --gpuStatsDump true --useThermalManager 1,1,10,1000 --scales 1.0 1.1 --nocpu --config gles --match ~blurroundrect ~patch_grid ~desk_carsvg ~inc0.gif ~inc1.gif ~incInterlaced.gif ~inc0.jpg ~incGray.jpg ~inc0.wbmp ~inc1.wbmp ~inc0.webp ~inc1.webp ~inc0.ico ~inc1.ico ~inc0.png ~inc1.png ~inc2.png ~inc12.png ~inc13.png ~inc14.png ~inc0.webp ~inc1.webp --outResultsFile /sdcard/revenge_of_the_skiabot/perf/nanobench_abc123_1337000001.json --properties gitHash abc123 swarming_bot_id skia-bot-123 swarming_task_id 123456 --key arch arm compiler Clang cpu_or_gpu GPU cpu_or_gpu_value Tegra3 extra_config Android model Nexus7 os Android; echo $? >/data/local/tmp/rc",
-      "[START_DIR]/tmp/nanobench.sh"
-    ],
-    "env": {
-      "BUILDTYPE": "Release",
-      "CHROME_HEADLESS": "1",
-      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
-      "SKIA_OUT": "[START_DIR]/out"
-    },
-    "infra_step": true,
-    "name": "write nanobench.sh"
-  },
-  {
-    "cmd": [
-      "adb.1.0.35",
-      "push",
-      "[START_DIR]/tmp/nanobench.sh",
-      "/data/local/tmp/"
-    ],
-    "cwd": "[START_DIR]/skia",
-    "env": {
-      "BUILDTYPE": "Release",
-      "CHROME_HEADLESS": "1",
-      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
-      "SKIA_OUT": "[START_DIR]/out"
-    },
-    "infra_step": true,
-    "name": "push nanobench.sh"
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
   },
   {
     "cmd": [
       "adb.1.0.35",
-      "logcat",
-      "-c"
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
     ],
     "cwd": "[START_DIR]/skia",
     "env": {
@@ -640,37 +602,11 @@
       "SKIA_OUT": "[START_DIR]/out"
     },
     "infra_step": true,
-    "name": "clear log"
-  },
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "\nimport subprocess\nimport sys\nbin_dir = sys.argv[1]\nsh      = sys.argv[2]\nsubprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])\ntry:\n  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',\n                                        bin_dir + 'rc'])))\nexcept ValueError:\n  print \"Couldn't read the return code.  Probably killed for OOM.\"\n  sys.exit(1)\n",
-      "/data/local/tmp/",
-      "nanobench.sh"
-    ],
-    "env": {
-      "BUILDTYPE": "Release",
-      "CHROME_HEADLESS": "1",
-      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
-      "SKIA_OUT": "[START_DIR]/out"
-    },
-    "name": "nanobench",
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/",
     "~followup_annotations": [
-      "@@@STEP_LOG_LINE@python.inline@@@@",
-      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
-      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
-      "@@@STEP_LOG_LINE@python.inline@bin_dir = sys.argv[1]@@@",
-      "@@@STEP_LOG_LINE@python.inline@sh      = sys.argv[2]@@@",
-      "@@@STEP_LOG_LINE@python.inline@subprocess.check_call(['adb.1.0.35', 'shell', 'sh', bin_dir + sh])@@@",
-      "@@@STEP_LOG_LINE@python.inline@try:@@@",
-      "@@@STEP_LOG_LINE@python.inline@  sys.exit(int(subprocess.check_output(['adb.1.0.35', 'shell', 'cat',@@@",
-      "@@@STEP_LOG_LINE@python.inline@                                        bin_dir + 'rc'])))@@@",
-      "@@@STEP_LOG_LINE@python.inline@except ValueError:@@@",
-      "@@@STEP_LOG_LINE@python.inline@  print \"Couldn't read the return code.  Probably killed for OOM.\"@@@",
-      "@@@STEP_LOG_LINE@python.inline@  sys.exit(1)@@@",
-      "@@@STEP_LOG_END@python.inline@@@"
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
     ]
   },
   {
@@ -743,6 +679,23 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "shell",
+      "reboot",
+      "-p"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "shut down device to quarantine bot"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "kill-server"
     ],
     "cwd": "[START_DIR]/skia",
@@ -757,7 +710,8 @@
   },
   {
     "name": "$result",
+    "reason": "Failed build steps: fetch available frequencies, fetch available frequencies",
     "recipe_result": null,
-    "status_code": 0
+    "status_code": 1
   }
 ]
\ No newline at end of file
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android.json
index 585a52f9a5..8b9bdfc8a4 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android.json
@@ -575,6 +575,126 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 30
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "wait-for-device"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "wait for device after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 180
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies (attempt 2)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
index 69fa096781..d2127db6bf 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
@@ -575,6 +575,126 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 30
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "wait-for-device"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "wait for device after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 180
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies (attempt 2)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.expected/Perf-Android-Clang-PixelC-GPU-TegraX1-arm64-Release-All-Android_Skpbench.json b/infra/bots/recipes/perf.expected/Perf-Android-Clang-PixelC-GPU-TegraX1-arm64-Release-All-Android_Skpbench.json
index e398dae939..7e13e984c1 100644
--- a/infra/bots/recipes/perf.expected/Perf-Android-Clang-PixelC-GPU-TegraX1-arm64-Release-All-Android_Skpbench.json
+++ b/infra/bots/recipes/perf.expected/Perf-Android-Clang-PixelC-GPU-TegraX1-arm64-Release-All-Android_Skpbench.json
@@ -575,6 +575,126 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "kill-server"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "kill adb server after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 30
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "wait-for-device"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "wait for device after failure of 'fetch available frequencies' (attempt 1)",
+    "timeout": 180
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies (attempt 2)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/nanobench",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/perf.py b/infra/bots/recipes/perf.py
index 1cd90dfdcc..366d8a44b4 100644
--- a/infra/bots/recipes/perf.py
+++ b/infra/bots/recipes/perf.py
@@ -407,6 +407,31 @@ def GenTests(api):
           'read chromeos ip',
           stdout=api.raw_io.output('{"user_ip":"foo@127.0.0.1"}'))
 
+    if 'Nexus5' in builder:
+      test += api.step_data(
+          'fetch available frequencies',
+          stdout=api.raw_io.output('51000 102000 204000 340000 475000 '
+            '640000 760000 860000 1000000 1100000 1200000 1300000'))
+    elif 'NVIDIA_Shield' in builder:
+       test += api.step_data(
+          'root (to set cpu frequency)',
+          stdout=api.raw_io.output('adbd cannot run as root '
+                                   'in production builds'))
+    elif 'Nexus10' in builder:
+      test += api.step_data(
+          'fetch available frequencies',
+          stdout=api.raw_io.output('/system/bin/sh: cat: '
+              ' No such file or directory'))
+      test += api.step_data(
+          'fetch min frequency',
+          stdout=api.raw_io.output('200000'))
+      test += api.step_data(
+          'fetch max frequency',
+          stdout=api.raw_io.output('800000'))
+    elif 'Android' in builder:
+      test += api.step_data(
+          'fetch available frequencies', retcode=1)
+
     yield test
 
   builder = 'Perf-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Release-All'
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-AndroidOne-GPU-Mali400MP2-arm-Release-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-AndroidOne-GPU-Mali400MP2-arm-Release-All-Android.json
index b9b9538cda..cb9435f03a 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-AndroidOne-GPU-Mali400MP2-arm-Release-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-AndroidOne-GPU-Mali400MP2-arm-Release-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS6-GPU-MaliT760-arm64-Debug-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS6-GPU-MaliT760-arm64-Debug-All-Android.json
index babef632b9..dfc3fdfcc3 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS6-GPU-MaliT760-arm64-Debug-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS6-GPU-MaliT760-arm64-Debug-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS7_G930A-GPU-Adreno530-arm64-Debug-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS7_G930A-GPU-Adreno530-arm64-Debug-All-Android.json
index 0064701623..9419634df9 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS7_G930A-GPU-Adreno530-arm64-Debug-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-GalaxyS7_G930A-GPU-Adreno530-arm64-Debug-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android.json
index c7fd26256f..bd13619db2 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_CCPR.json b/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_CCPR.json
index cb7d953b7e..268bac0fc9 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_CCPR.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Debug-All-Android_CCPR.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
index 8df8fe2896..46107772db 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus10-CPU-Exynos5250-arm-Release-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus5-GPU-Adreno330-arm-Release-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus5-GPU-Adreno330-arm-Release-All-Android.json
index d56c689bf9..39d4ee1539 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus5-GPU-Adreno330-arm-Release-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus5-GPU-Adreno330-arm-Release-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus6p-GPU-Adreno430-arm64-Debug-All-Android_Vulkan.json b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus6p-GPU-Adreno430-arm64-Debug-All-Android_Vulkan.json
index 7610477d6d..d619220804 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus6p-GPU-Adreno430-arm64-Debug-All-Android_Vulkan.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus6p-GPU-Adreno430-arm64-Debug-All-Android_Vulkan.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus7-GPU-Tegra3-arm-Debug-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus7-GPU-Tegra3-arm-Debug-All-Android.json
index d875e12968..8d2ea0abf0 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus7-GPU-Tegra3-arm-Debug-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-Nexus7-GPU-Tegra3-arm-Debug-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-CPU-Moorefield-x86-Release-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-CPU-Moorefield-x86-Release-All-Android.json
index b4f7a2a468..b336cc6ce7 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-CPU-Moorefield-x86-Release-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-CPU-Moorefield-x86-Release-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json b/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
index 02e1320a14..8613849e86 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-NexusPlayer-GPU-PowerVR-x86-Release-All-Android_Vulkan.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelC-CPU-TegraX1-arm64-Debug-All-Android.json b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelC-CPU-TegraX1-arm64-Debug-All-Android.json
index 6d13bfc694..cfe0bd601a 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelC-CPU-TegraX1-arm64-Debug-All-Android.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelC-CPU-TegraX1-arm64-Debug-All-Android.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_CCPR.json b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_CCPR.json
index b0c3f434c4..b755744fe2 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_CCPR.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_CCPR.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_Vulkan.json b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_Vulkan.json
index d26d821162..0a1182e697 100644
--- a/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_Vulkan.json
+++ b/infra/bots/recipes/test.expected/Test-Android-Clang-PixelXL-GPU-Adreno530-arm64-Debug-All-Android_Vulkan.json
@@ -656,6 +656,87 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo \"userspace\" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set cpu governer to userspace"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "echo 100000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Set frequency to 100000"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "Observed frequency after setting"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/failed_get_hashes.json b/infra/bots/recipes/test.expected/failed_get_hashes.json
index 0049199a32..04d024fd45 100644
--- a/infra/bots/recipes/test.expected/failed_get_hashes.json
+++ b/infra/bots/recipes/test.expected/failed_get_hashes.json
@@ -658,6 +658,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Release",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Release/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/failed_pull.json b/infra/bots/recipes/test.expected/failed_pull.json
index 41671f3f22..06a011bdcc 100644
--- a/infra/bots/recipes/test.expected/failed_pull.json
+++ b/infra/bots/recipes/test.expected/failed_pull.json
@@ -656,6 +656,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/internal_bot_1.json b/infra/bots/recipes/test.expected/internal_bot_1.json
index 7f4bc298e8..0a59cebc42 100644
--- a/infra/bots/recipes/test.expected/internal_bot_1.json
+++ b/infra/bots/recipes/test.expected/internal_bot_1.json
@@ -656,6 +656,73 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch available frequencies",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch min frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
+      "shell",
+      "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "fetch max frequency",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
diff --git a/infra/bots/recipes/test.expected/internal_bot_2.json b/infra/bots/recipes/test.expected/internal_bot_2.json
index a5b7b46388..d4b73eb693 100644
--- a/infra/bots/recipes/test.expected/internal_bot_2.json
+++ b/infra/bots/recipes/test.expected/internal_bot_2.json
@@ -656,6 +656,26 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "root"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "root (to set cpu frequency)",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "step returned non-zero exit code: 1",
+      "@@@STEP_EXCEPTION@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "push",
       "[START_DIR]/out/Debug/dm",
       "/data/local/tmp/"
@@ -809,6 +829,23 @@
   {
     "cmd": [
       "adb.1.0.35",
+      "shell",
+      "reboot",
+      "-p"
+    ],
+    "cwd": "[START_DIR]/skia",
+    "env": {
+      "BUILDTYPE": "Debug",
+      "CHROME_HEADLESS": "1",
+      "PATH": "<PATH>:RECIPE_PACKAGE_REPO[depot_tools]",
+      "SKIA_OUT": "[START_DIR]/out"
+    },
+    "infra_step": true,
+    "name": "shut down device to quarantine bot"
+  },
+  {
+    "cmd": [
+      "adb.1.0.35",
       "kill-server"
     ],
     "cwd": "[START_DIR]/skia",
@@ -823,7 +860,8 @@
   },
   {
     "name": "$result",
+    "reason": "Failed build steps: root (to set cpu frequency)",
     "recipe_result": null,
-    "status_code": 0
+    "status_code": 1
   }
 ]
\ No newline at end of file
diff --git a/infra/bots/recipes/test.py b/infra/bots/recipes/test.py
index 7099d0ed23..7e199ed652 100644
--- a/infra/bots/recipes/test.py
+++ b/infra/bots/recipes/test.py
@@ -997,7 +997,10 @@ def GenTests(api):
       test += api.step_data(
           'read chromeos ip',
           stdout=api.raw_io.output('{"user_ip":"foo@127.0.0.1"}'))
-
+    if 'Android' in builder:
+      test += api.step_data(
+          'fetch available frequencies',
+          stdout=api.raw_io.output('100000 1300000'))
 
     yield test
 
@@ -1145,5 +1148,7 @@ def GenTests(api):
         api.path['start_dir'].join('skia', 'infra', 'bots', 'assets',
                                      'svg', 'VERSION'),
         api.path['start_dir'].join('tmp', 'uninteresting_hashes.txt')
-    )
+    ) +
+    api.step_data(
+          'root (to set cpu frequency)', retcode=1)
   )