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6581734: CMS Old Gen's collection usage is zero after GC which is incorrect

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Management code enabled for use by a concurrent collector.

Reviewed-by: mchung, ysr
This commit is contained in:
Kevin Walls 2010-07-30 22:43:50 +01:00
parent 428d02d5d7
commit 5fb46fd5a8
9 changed files with 435 additions and 79 deletions
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37
hotspot/src/share/vm/services/memoryService.hpp
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@ -149,8 +149,13 @@ public:
}
static void track_memory_pool_usage(MemoryPool* pool);
static void gc_begin(bool fullGC);
static void gc_end(bool fullGC);
static void gc_begin(bool fullGC, bool recordGCBeginTime,
bool recordAccumulatedGCTime,
bool recordPreGCUsage, bool recordPeakUsage);
static void gc_end(bool fullGC, bool recordPostGCUsage,
bool recordAccumulatedGCTime,
bool recordGCEndTime, bool countCollection);
static void oops_do(OopClosure* f);
@ -164,8 +169,34 @@ public:
class TraceMemoryManagerStats : public StackObj {
private:
bool _fullGC;
bool _recordGCBeginTime;
bool _recordPreGCUsage;
bool _recordPeakUsage;
bool _recordPostGCUsage;
bool _recordAccumulatedGCTime;
bool _recordGCEndTime;
bool _countCollection;
public:
TraceMemoryManagerStats(bool fullGC);
TraceMemoryManagerStats() {}
TraceMemoryManagerStats(bool fullGC,
bool recordGCBeginTime = true,
bool recordPreGCUsage = true,
bool recordPeakUsage = true,
bool recordPostGCUsage = true,
bool recordAccumulatedGCTime = true,
bool recordGCEndTime = true,
bool countCollection = true);
void initialize(bool fullGC,
bool recordGCBeginTime,
bool recordPreGCUsage,
bool recordPeakUsage,
bool recordPostGCUsage,
bool recordAccumulatedGCTime,
bool recordGCEndTime,
bool countCollection);
TraceMemoryManagerStats(Generation::Name kind);
~TraceMemoryManagerStats();
};