succeeded bazel build //buildifier:buildifier //buildozer:buildozer
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 107ms
- Evaluate target patterns 5ms
- Load, analyze dependencies and build artifacts 124ms
- Complete build 0ms
338 events on 8 threads · wall 245ms · critical path 57ms
Action time by phase
- local execution 1× 23ms
- outputs 2× 1ms
Summed across threads: cache checks, input uploads, queueing, remote and local execution, output downloads.
Time by category
| general information | 315× | 882ms |
| logging spawn | 9× | 146ms |
| skyframe evaluator | 1× | 83ms |
| critical path component | 3× | 57ms |
| action processing | 2× | 56ms |
| action count (local) | 1× | 34ms |
| gc notification | 1× | 14ms |
| build phase marker | 1× | 9ms |
| bazel module processing | 3× | 5ms |
| complete action execution | 2× | 1ms |
Action time by mnemonic
| GoCompilePkg | 1× | 54ms |
| BazelWorkspaceStatusAction | 1× | 2ms |
Critical path
- action 'GoCompilePkg file/file.a' 55ms
- action 'GoCompilePkg edit/edit.a' 1ms
- action 'GoLink buildozer/buildozer_/buildozer' 1ms
Longest events
| buildTargets | general information | Main Thread | 130ms |
| runAnalysisAndExecutionPhase | general information | Main Thread | 121ms |
| handleDiffs | general information | Main Thread | 91ms |
| handleDiffsWithMissingDiffInformation | general information | Main Thread | 89ms |
| fsvc.getDirtyKeys | general information | Main Thread | 89ms |
| skyframeExecutor.evaluateBuildDriverKeys | general information | Main Thread | 84ms |
| ParallelEvaluator.eval | general information | Main Thread | 83ms |
| Parallel Evaluator evaluation | skyframe evaluator | Main Thread | 83ms |
| action 'GoCompilePkg file/file.a' | critical path component | Critical Path | 55ms |
| GoCompilePkg file/file.a | action processing | skyframe-evaluator-execution-3 | 54ms |
| Action.execute | general information | skyframe-evaluator-execution-3 | 53ms |
| Resources acquired | action count (local) | skyframe-evaluator-execution-3 | 34ms |
| prepareForExecution | general information | Main Thread | 30ms |
| detectModifiedOutputFiles | general information | Main Thread | 23ms |
| subprocess.run | general information | skyframe-evaluator-execution-3 | 23ms |
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.