Revision: 22463
Author: [email protected]
Date: Fri Jul 18 08:25:41 2014 UTC
Log: Add histograms for idle notification and incremental marking steps
BUG=381820
LOG=n
[email protected]
Review URL: https://codereview.chromium.org/401793002
http://code.google.com/p/v8/source/detail?r=22463
Modified:
/branches/bleeding_edge/src/counters.h
/branches/bleeding_edge/src/heap.cc
=======================================
--- /branches/bleeding_edge/src/counters.h Mon Jul 7 07:19:46 2014 UTC
+++ /branches/bleeding_edge/src/counters.h Fri Jul 18 08:25:41 2014 UTC
@@ -292,18 +292,20 @@
};
-#define HISTOGRAM_TIMER_LIST(HT) \
- /* Garbage collection timers. */ \
- HT(gc_compactor, V8.GCCompactor) \
- HT(gc_scavenger, V8.GCScavenger) \
- HT(gc_context, V8.GCContext) /* GC context cleanup time */ \
- /* Parsing timers. */ \
- HT(parse, V8.Parse) \
- HT(parse_lazy, V8.ParseLazy) \
- HT(pre_parse, V8.PreParse) \
- /* Total compilation times. */ \
- HT(compile, V8.Compile) \
- HT(compile_eval, V8.CompileEval) \
+#define HISTOGRAM_TIMER_LIST(HT) \
+ /* Garbage collection timers. */ \
+ HT(gc_compactor, V8.GCCompactor) \
+ HT(gc_scavenger, V8.GCScavenger) \
+ HT(gc_context, V8.GCContext) /* GC context cleanup time */ \
+ HT(gc_idle_notification, V8.GCIdleNotification) \
+ HT(gc_incremental_marking, V8.GCIncrementalMarking) \
+ /* Parsing timers. */ \
+ HT(parse, V8.Parse) \
+ HT(parse_lazy, V8.ParseLazy) \
+ HT(pre_parse, V8.PreParse) \
+ /* Total compilation times. */ \
+ HT(compile, V8.Compile) \
+ HT(compile_eval, V8.CompileEval) \
HT(compile_lazy, V8.CompileLazy)
#define HISTOGRAM_PERCENTAGE_LIST(HP) \
=======================================
--- /branches/bleeding_edge/src/heap.cc Thu Jul 17 13:00:46 2014 UTC
+++ /branches/bleeding_edge/src/heap.cc Fri Jul 18 08:25:41 2014 UTC
@@ -4227,6 +4227,9 @@
void Heap::AdvanceIdleIncrementalMarking(intptr_t step_size) {
+ HistogramTimerScope idle_notification_scope(
+ isolate_->counters()->gc_incremental_marking());
+
incremental_marking()->Step(step_size,
IncrementalMarking::NO_GC_VIA_STACK_GUARD);
@@ -4263,6 +4266,9 @@
intptr_t step_size =
size_factor * IncrementalMarking::kAllocatedThreshold;
+ HistogramTimerScope idle_notification_scope(
+ isolate_->counters()->gc_idle_notification());
+
if (contexts_disposed_ > 0) {
contexts_disposed_ = 0;
int mark_sweep_time = Min(TimeMarkSweepWouldTakeInMs(), 1000);
--
--
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