diff options
| author |  Brian Osman <brianosman@google.com> | 2017-08-31 14:09:22 -0400 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2017-08-31 18:36:51 +0000 |
| commit | c3cdef5fb07087f5aeeff73dc5a990030b4418ca (patch) | |
| tree | 5c6beb32843ea06253fbd6b253077990bfebdcfd /site/dev/tools | |
| parent | d5a3f7f9673a152928332a38e53a5fc55f590f40 (diff) | |
Add top-level trace markers for each benchmark
Also add new paragraph about using systrace correctly
Docs-Preview: https://skia.org/?cl=41502
Change-Id: I114c14cc2e87a8b72aec46d8c354d3ea877a41ab
Reviewed-on: https://skia-review.googlesource.com/41502
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Diffstat (limited to 'site/dev/tools')
| -rw-r--r-- | site/dev/tools/tracing.md | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/site/dev/tools/tracing.md b/site/dev/tools/tracing.md index f20f76e717..60595bc5df 100644 --- a/site/dev/tools/tracing.md +++ b/site/dev/tools/tracing.md @@ -19,6 +19,11 @@ Running any tool with `--trace atrace` on an Android device will cause the appli tracing information to [atrace](https://source.android.com/devices/tech/debug/ftrace). On other platforms, this has no effect. +If you run `systrace` from the host command line, you will need to supply `-a <app_name>`, +and the `<app_name>` argument will need to exactly match the command line used on the target +device. For example, if you use `adb shell "cd /data/local/tmp; ./nanobench --trace atrace ..."` +you must pass `-a ./nanobench` or systrace will ignore events from the application. + Console Logging --------------- @@ -30,25 +35,25 @@ For simple situations, all tracing events can be directed to the console with `- out/Release/dm --config gl --match ^gamma$ --trace debugf ~~~ -[ 0] <skia.gpu> GrDrawingManager::internalFlush id=1 #0 {
-[ 0] } GrDrawingManager::internalFlush
-[ 0] <skia.gpu> GrGpu::createTexture id=1 #1 {
-[ 0] } GrGpu::createTexture
-[ 0] <skia.gpu> GrRenderTargetContext::discard id=1 #2 {
-[ 0] } GrRenderTargetContext::discard
-[ 0] <skia.gpu> SkGpuDevice::clearAll id=1 #3 {
-[ 1] <skia.gpu> GrRenderTargetContext::clear id=1 #4 {
-[ 1] } GrRenderTargetContext::clear
-[ 0] } SkGpuDevice::clearAll
-[ 0] <skia> SkCanvas::drawRect() #5 {
-[ 1] <skia.gpu> SkGpuDevice::drawRect id=1 #6 {
-[ 2] <skia.gpu> GrRenderTargetContext::drawRect id=1 #7 {
-[ 3] <skia.gpu> GrRenderTargetContext::addDrawOp id=1 #8 {
-[ 3] } GrRenderTargetContext::addDrawOp
-[ 2] } GrRenderTargetContext::drawRect
-[ 1] } SkGpuDevice::drawRect
-[ 0] } SkCanvas::drawRect()
-...
+[ 0] <skia.gpu> GrDrawingManager::internalFlush id=1 #0 { +[ 0] } GrDrawingManager::internalFlush +[ 0] <skia.gpu> GrGpu::createTexture id=1 #1 { +[ 0] } GrGpu::createTexture +[ 0] <skia.gpu> GrRenderTargetContext::discard id=1 #2 { +[ 0] } GrRenderTargetContext::discard +[ 0] <skia.gpu> SkGpuDevice::clearAll id=1 #3 { +[ 1] <skia.gpu> GrRenderTargetContext::clear id=1 #4 { +[ 1] } GrRenderTargetContext::clear +[ 0] } SkGpuDevice::clearAll +[ 0] <skia> SkCanvas::drawRect() #5 { +[ 1] <skia.gpu> SkGpuDevice::drawRect id=1 #6 { +[ 2] <skia.gpu> GrRenderTargetContext::drawRect id=1 #7 { +[ 3] <skia.gpu> GrRenderTargetContext::addDrawOp id=1 #8 { +[ 3] } GrRenderTargetContext::addDrawOp +[ 2] } GrRenderTargetContext::drawRect +[ 1] } SkGpuDevice::drawRect +[ 0] } SkCanvas::drawRect() +... ~~~ Chrome Tracing |