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Unified Diff: src/heap/gc-tracer.cc

Issue 1988623002: Ensure black and gray objects are kept around by scavenger (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Cleanup Created 4 years, 7 months ago
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Index: src/heap/gc-tracer.cc
diff --git a/src/heap/gc-tracer.cc b/src/heap/gc-tracer.cc
index 2b1f06acd7dbf1d54f8a2ca0bb96240e467a9adc..b1f63f7749deb8638a8fa1f5e382243df3f3dac2 100644
--- a/src/heap/gc-tracer.cc
+++ b/src/heap/gc-tracer.cc
@@ -476,74 +476,76 @@ void GCTracer::PrintNVP() const {
switch (current_.type) {
case Event::SCAVENGER:
- PrintIsolate(heap_->isolate(),
- "%8.0f ms: "
- "pause=%.1f "
- "mutator=%.1f "
- "gc=%s "
- "reduce_memory=%d "
- "scavenge=%.2f "
- "old_new=%.2f "
- "weak=%.2f "
- "roots=%.2f "
- "code=%.2f "
- "semispace=%.2f "
- "object_groups=%.2f "
- "external_prologue=%.2f "
- "external_epilogue=%.2f "
- "external_weak_global_handles=%.2f "
- "steps_count=%d "
- "steps_took=%.1f "
- "scavenge_throughput=%.f "
- "total_size_before=%" V8PRIdPTR
- " "
- "total_size_after=%" V8PRIdPTR
- " "
- "holes_size_before=%" V8PRIdPTR
- " "
- "holes_size_after=%" V8PRIdPTR
- " "
- "allocated=%" V8PRIdPTR
- " "
- "promoted=%" V8PRIdPTR
- " "
- "semi_space_copied=%" V8PRIdPTR
- " "
- "nodes_died_in_new=%d "
- "nodes_copied_in_new=%d "
- "nodes_promoted=%d "
- "promotion_ratio=%.1f%% "
- "average_survival_ratio=%.1f%% "
- "promotion_rate=%.1f%% "
- "semi_space_copy_rate=%.1f%% "
- "new_space_allocation_throughput=%.1f "
- "context_disposal_rate=%.1f\n",
- heap_->isolate()->time_millis_since_init(), duration,
- spent_in_mutator, current_.TypeName(true),
- current_.reduce_memory,
- current_.scopes[Scope::SCAVENGER_SCAVENGE],
- current_.scopes[Scope::SCAVENGER_OLD_TO_NEW_POINTERS],
- current_.scopes[Scope::SCAVENGER_WEAK],
- current_.scopes[Scope::SCAVENGER_ROOTS],
- current_.scopes[Scope::SCAVENGER_CODE_FLUSH_CANDIDATES],
- current_.scopes[Scope::SCAVENGER_SEMISPACE],
- current_.scopes[Scope::SCAVENGER_OBJECT_GROUPS],
- current_.scopes[Scope::SCAVENGER_EXTERNAL_PROLOGUE],
- current_.scopes[Scope::SCAVENGER_EXTERNAL_EPILOGUE],
- current_.scopes[Scope::EXTERNAL_WEAK_GLOBAL_HANDLES],
- current_.incremental_marking_steps,
- current_.incremental_marking_duration,
- ScavengeSpeedInBytesPerMillisecond(),
- current_.start_object_size, current_.end_object_size,
- current_.start_holes_size, current_.end_holes_size,
- allocated_since_last_gc, heap_->promoted_objects_size(),
- heap_->semi_space_copied_object_size(),
- heap_->nodes_died_in_new_space_,
- heap_->nodes_copied_in_new_space_, heap_->nodes_promoted_,
- heap_->promotion_ratio_, AverageSurvivalRatio(),
- heap_->promotion_rate_, heap_->semi_space_copied_rate_,
- NewSpaceAllocationThroughputInBytesPerMillisecond(),
- ContextDisposalRateInMilliseconds());
+ PrintIsolate(
+ heap_->isolate(),
+ "%8.0f ms: "
+ "pause=%.1f "
+ "mutator=%.1f "
+ "gc=%s "
+ "reduce_memory=%d "
+ "scavenge=%.2f "
+ "revive_marked_objects=%.2f "
+ "old_new=%.2f "
+ "weak=%.2f "
+ "roots=%.2f "
+ "code=%.2f "
+ "semispace=%.2f "
+ "object_groups=%.2f "
+ "external_prologue=%.2f "
+ "external_epilogue=%.2f "
+ "external_weak_global_handles=%.2f "
+ "steps_count=%d "
+ "steps_took=%.1f "
+ "scavenge_throughput=%.f "
+ "total_size_before=%" V8PRIdPTR
+ " "
+ "total_size_after=%" V8PRIdPTR
+ " "
+ "holes_size_before=%" V8PRIdPTR
+ " "
+ "holes_size_after=%" V8PRIdPTR
+ " "
+ "allocated=%" V8PRIdPTR
+ " "
+ "promoted=%" V8PRIdPTR
+ " "
+ "semi_space_copied=%" V8PRIdPTR
+ " "
+ "nodes_died_in_new=%d "
+ "nodes_copied_in_new=%d "
+ "nodes_promoted=%d "
+ "promotion_ratio=%.1f%% "
+ "average_survival_ratio=%.1f%% "
+ "promotion_rate=%.1f%% "
+ "semi_space_copy_rate=%.1f%% "
+ "new_space_allocation_throughput=%.1f "
+ "context_disposal_rate=%.1f\n",
+ heap_->isolate()->time_millis_since_init(), duration,
+ spent_in_mutator, current_.TypeName(true), current_.reduce_memory,
+ current_.scopes[Scope::SCAVENGER_SCAVENGE],
+ current_.scopes[Scope::SCAVENGER_OBJECTS_MARKED_BY_MARK_COMPACT],
+ current_.scopes[Scope::SCAVENGER_OLD_TO_NEW_POINTERS],
+ current_.scopes[Scope::SCAVENGER_WEAK],
+ current_.scopes[Scope::SCAVENGER_ROOTS],
+ current_.scopes[Scope::SCAVENGER_CODE_FLUSH_CANDIDATES],
+ current_.scopes[Scope::SCAVENGER_SEMISPACE],
+ current_.scopes[Scope::SCAVENGER_OBJECT_GROUPS],
+ current_.scopes[Scope::SCAVENGER_EXTERNAL_PROLOGUE],
+ current_.scopes[Scope::SCAVENGER_EXTERNAL_EPILOGUE],
+ current_.scopes[Scope::EXTERNAL_WEAK_GLOBAL_HANDLES],
+ current_.incremental_marking_steps,
+ current_.incremental_marking_duration,
+ ScavengeSpeedInBytesPerMillisecond(), current_.start_object_size,
+ current_.end_object_size, current_.start_holes_size,
+ current_.end_holes_size, allocated_since_last_gc,
+ heap_->promoted_objects_size(),
+ heap_->semi_space_copied_object_size(),
+ heap_->nodes_died_in_new_space_, heap_->nodes_copied_in_new_space_,
+ heap_->nodes_promoted_, heap_->promotion_ratio_,
+ AverageSurvivalRatio(), heap_->promotion_rate_,
+ heap_->semi_space_copied_rate_,
+ NewSpaceAllocationThroughputInBytesPerMillisecond(),
+ ContextDisposalRateInMilliseconds());
break;
case Event::MARK_COMPACTOR:
case Event::INCREMENTAL_MARK_COMPACTOR:
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