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8152100: Rework and unify the GC phase logging

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Reviewed-by: sjohanss, jwilhelm
This commit is contained in:
Stefan Karlsson 2016-03-18 08:59:07 +01:00
parent 9682b4de13
commit a15383123d
12 changed files with 117 additions and 117 deletions
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16
hotspot/src/share/vm/gc/parallel/psMarkSweep.cpp
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@ -493,7 +493,7 @@ void PSMarkSweep::deallocate_stacks() {
void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
// Recursively traverse all live objects and mark them
GCTraceTime(Trace, gc) tm("Phase 1: Mark live objects", _gc_timer);
GCTraceTime(Info, gc, phases) tm("Phase 1: Mark live objects", _gc_timer);
ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
@ -523,6 +523,8 @@ void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
// Process reference objects found during marking
{
GCTraceTime(Debug, gc, phases) t("Reference Processing", _gc_timer);
ref_processor()->setup_policy(clear_all_softrefs);
const ReferenceProcessorStats& stats =
ref_processor()->process_discovered_references(
@ -534,7 +536,7 @@ void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
assert(_marking_stack.is_empty(), "Marking should have completed");
{
GCTraceTime(Debug, gc) t("Class Unloading", _gc_timer);
GCTraceTime(Debug, gc, phases) t("Class Unloading", _gc_timer);
// Unload classes and purge the SystemDictionary.
bool purged_class = SystemDictionary::do_unloading(is_alive_closure());
@ -547,13 +549,13 @@ void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
}
{
GCTraceTime(Debug, gc) t("Scrub String Table", _gc_timer);
GCTraceTime(Debug, gc, phases) t("Scrub String Table", _gc_timer);
// Delete entries for dead interned strings.
StringTable::unlink(is_alive_closure());
}
{
GCTraceTime(Debug, gc) t("Scrub Symbol Table", _gc_timer);
GCTraceTime(Debug, gc, phases) t("Scrub Symbol Table", _gc_timer);
// Clean up unreferenced symbols in symbol table.
SymbolTable::unlink();
}
@ -563,7 +565,7 @@ void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
void PSMarkSweep::mark_sweep_phase2() {
GCTraceTime(Trace, gc) tm("Phase 2: Compute new object addresses", _gc_timer);
GCTraceTime(Info, gc, phases) tm("Phase 2: Compute new object addresses", _gc_timer);
// Now all live objects are marked, compute the new object addresses.
@ -583,7 +585,7 @@ void PSMarkSweep::mark_sweep_phase2() {
void PSMarkSweep::mark_sweep_phase3() {
// Adjust the pointers to reflect the new locations
GCTraceTime(Trace, gc) tm("Phase 3: Adjust pointers", _gc_timer);
GCTraceTime(Info, gc, phases) tm("Phase 3: Adjust pointers", _gc_timer);
ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
PSYoungGen* young_gen = heap->young_gen();
@ -623,7 +625,7 @@ void PSMarkSweep::mark_sweep_phase3() {
void PSMarkSweep::mark_sweep_phase4() {
EventMark m("4 compact heap");
GCTraceTime(Trace, gc) tm("Phase 4: Move objects", _gc_timer);
GCTraceTime(Info, gc, phases) tm("Phase 4: Move objects", _gc_timer);
// All pointers are now adjusted, move objects accordingly