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8140509: Add note_gc_start to G1CollectorPolicy

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Reviewed-by: mgerdin, tschatzl
This commit is contained in:
Erik Helin 2015-10-31 15:27:48 +01:00
parent d8b7d0ecd4
commit adbbc4e8d8
5 changed files with 9 additions and 3 deletions
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2
hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp
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@ -3826,7 +3826,7 @@ G1CollectedHeap::do_collection_pause_at_safepoint(double target_pause_time_ms) {
workers()->set_active_workers(active_workers);
double pause_start_sec = os::elapsedTime();
g1_policy()->phase_times()->note_gc_start(active_workers, collector_state()->mark_in_progress());
g1_policy()->note_gc_start(active_workers);
log_gc_header();
TraceCollectorStats tcs(g1mm()->incremental_collection_counters());

4
hotspot/src/share/vm/gc/g1/g1CollectorPolicy.cpp
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@ -437,6 +437,10 @@ void G1CollectorPolicy::init() {
start_incremental_cset_building();
}
void G1CollectorPolicy::note_gc_start(uint num_active_workers) {
phase_times()->note_gc_start(num_active_workers);
}
// Create the jstat counters for the policy.
void G1CollectorPolicy::initialize_gc_policy_counters() {
_gc_policy_counters = new GCPolicyCounters("GarbageFirst", 1, 3);

2
hotspot/src/share/vm/gc/g1/g1CollectorPolicy.hpp
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@ -549,6 +549,8 @@ public:
void init();
virtual void note_gc_start(uint num_active_workers);
// Create jstat counters for the policy.
virtual void initialize_gc_policy_counters();

2
hotspot/src/share/vm/gc/g1/g1GCPhaseTimes.cpp
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@ -136,7 +136,7 @@ G1GCPhaseTimes::G1GCPhaseTimes(uint max_gc_threads) :
_gc_par_phases[RedirtyCards]->link_thread_work_items(_redirtied_cards);
}
void G1GCPhaseTimes::note_gc_start(uint active_gc_threads, bool mark_in_progress) {
void G1GCPhaseTimes::note_gc_start(uint active_gc_threads) {
assert(active_gc_threads > 0, "The number of threads must be > 0");
assert(active_gc_threads <= _max_gc_threads, "The number of active threads must be <= the max number of threads");
_active_gc_threads = active_gc_threads;

2
hotspot/src/share/vm/gc/g1/g1GCPhaseTimes.hpp
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@ -125,7 +125,7 @@ class G1GCPhaseTimes : public CHeapObj<mtGC> {
public:
G1GCPhaseTimes(uint max_gc_threads);
void note_gc_start(uint active_gc_threads, bool mark_in_progress);
void note_gc_start(uint active_gc_threads);
void print(double pause_time_sec);
// record the time a phase took in seconds