succeeded bazel build //...
Scroll to zoom at the cursor, drag to pan, shift+drag (or drag in the axis) to zoom to a range, drag the overview to move. Click an event for its details and action breakdown, double-click to zoom to it, click a thread name to collapse it. Keys: +/- zoom, ←/→ pan, 0 reset, / search, c critical path, Esc clear.
Phases
- Launch Blaze 9ms
- Initialize command 48ms
- Evaluate target patterns 5ms
- Load, analyze dependencies and build artifacts 328ms
- Complete build 0ms
346 events on 7 threads · wall 390ms · critical path 305ms
Action time by phase
- local execution 2× 570ms
- outputs 3× 1ms
Summed across threads: cache checks, input uploads, queueing, remote and local execution, output downloads.
Time by category
| general information | 329× | 2.6s |
| action processing | 3× | 581ms |
| action count (local) | 2× | 573ms |
| skyframe evaluator | 1× | 314ms |
| critical path component | 2× | 305ms |
| build phase marker | 1× | 9ms |
| bazel module processing | 3× | 4ms |
| complete action execution | 3× | 1ms |
| discover inputs | 2× | 1ms |
Action time by mnemonic
| CppCompile | 2× | 579ms |
| BazelWorkspaceStatusAction | 1× | 2ms |
Critical path
- action 'Compiling main/hello-world.cc' 305ms
- action 'Linking main/hello-world' 0ms
Longest events
| buildTargets | general information | Main Thread | 334ms |
| runAnalysisAndExecutionPhase | general information | Main Thread | 326ms |
| skyframeExecutor.evaluateBuildDriverKeys | general information | Main Thread | 314ms |
| ParallelEvaluator.eval | general information | Main Thread | 314ms |
| Parallel Evaluator evaluation | skyframe evaluator | Main Thread | 314ms |
| action 'Compiling main/hello-world.cc' | critical path component | Critical Path | 305ms |
| Compiling main/hello-world.cc | action processing | skyframe-evaluator-execution-0 | 304ms |
| Action.execute | general information | skyframe-evaluator-execution-0 | 303ms |
| Resources acquired | action count (local) | skyframe-evaluator-execution-0 | 301ms |
| subprocess.run | general information | skyframe-evaluator-execution-0 | 299ms |
| Compiling lib/hello-time.cc | action processing | skyframe-evaluator-execution-3 | 276ms |
| Action.execute | general information | skyframe-evaluator-execution-3 | 275ms |
| Resources acquired | action count (local) | skyframe-evaluator-execution-3 | 272ms |
| subprocess.run | general information | skyframe-evaluator-execution-3 | 271ms |
| handleDiffs | general information | Main Thread | 34ms |
Timeline from build events (tests and reported actions)
Phases from Bazel's timing metrics, tests from their attempt timings, actions as reported (all actions with --build_event_publish_all_actions).
The full per-action profile timeline arrives once the build's
command.profile.gz
can be fetched.