diff options
Diffstat (limited to 'src/main/java/com/google/devtools/build/lib/skyframe')
| -rw-r--r-- | src/main/java/com/google/devtools/build/lib/skyframe/SkyframeExecutor.java | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/SkyframeExecutor.java b/src/main/java/com/google/devtools/build/lib/skyframe/SkyframeExecutor.java index c02e92d897..e3e954f434 100644 --- a/src/main/java/com/google/devtools/build/lib/skyframe/SkyframeExecutor.java +++ b/src/main/java/com/google/devtools/build/lib/skyframe/SkyframeExecutor.java @@ -151,7 +151,11 @@ public abstract class SkyframeExecutor implements WalkableGraphFactory { // I just bumped this to 200 to get reasonable execution phase performance; that may cause // significant overhead for CPU-bound processes (i.e. analysis). [skyframe-analysis] @VisibleForTesting - public static final int DEFAULT_THREAD_COUNT = 200; + public static final int DEFAULT_THREAD_COUNT = + // Reduce thread count while running tests of Bazel. Test cases are typically small, and large + // thread pools vying for a relatively small number of CPU cores may induce non-optimal + // performance. + System.getenv("TEST_TMPDIR") == null ? 200 : 5; // Stores Packages between reruns of the PackageFunction (because of missing dependencies, // within the same evaluate() run) to avoid loading the same package twice (first time loading |