Mercurial > hg > truffle
changeset 3869:7f776886a215
6810861: G1: support -XX:+{PrintClassHistogram,HeapDump}{Before,After}FullGC
Summary: Call {pre,post}_full_gc_dump() before and after a STW full gc of G1CollectedHeap. Also adjusted the prefix message, including the addition of missing whitespace.
Reviewed-by: brutisso, tonyp
author | ysr |
---|---|
date | Mon, 22 Aug 2011 12:30:06 -0700 |
parents | ff53346271fe |
children | be05e987ba07 |
files | src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp src/share/vm/gc_interface/collectedHeap.cpp |
diffstat | 2 files changed, 6 insertions(+), 4 deletions(-) [+] |
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--- a/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp Fri Aug 19 09:30:59 2011 +0200 +++ b/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp Mon Aug 22 12:30:06 2011 -0700 @@ -1227,6 +1227,7 @@ /* option */ VerifyOption_G1UsePrevMarking); } + pre_full_gc_dump(); COMPILER2_PRESENT(DerivedPointerTable::clear()); @@ -1401,6 +1402,7 @@ Universe::print_heap_after_gc(); } g1mm()->update_counters(); + post_full_gc_dump(); return true; }
--- a/src/share/vm/gc_interface/collectedHeap.cpp Fri Aug 19 09:30:59 2011 +0200 +++ b/src/share/vm/gc_interface/collectedHeap.cpp Mon Aug 22 12:30:06 2011 -0700 @@ -404,13 +404,13 @@ void CollectedHeap::pre_full_gc_dump() { if (HeapDumpBeforeFullGC) { - TraceTime tt("Heap Dump: ", PrintGCDetails, false, gclog_or_tty); + TraceTime tt("Heap Dump (before full gc): ", PrintGCDetails, false, gclog_or_tty); // We are doing a "major" collection and a heap dump before // major collection has been requested. HeapDumper::dump_heap(); } if (PrintClassHistogramBeforeFullGC) { - TraceTime tt("Class Histogram: ", PrintGCDetails, true, gclog_or_tty); + TraceTime tt("Class Histogram (before full gc): ", PrintGCDetails, true, gclog_or_tty); VM_GC_HeapInspection inspector(gclog_or_tty, false /* ! full gc */, false /* ! prologue */); inspector.doit(); } @@ -418,11 +418,11 @@ void CollectedHeap::post_full_gc_dump() { if (HeapDumpAfterFullGC) { - TraceTime tt("Heap Dump", PrintGCDetails, false, gclog_or_tty); + TraceTime tt("Heap Dump (after full gc): ", PrintGCDetails, false, gclog_or_tty); HeapDumper::dump_heap(); } if (PrintClassHistogramAfterFullGC) { - TraceTime tt("Class Histogram", PrintGCDetails, true, gclog_or_tty); + TraceTime tt("Class Histogram (after full gc): ", PrintGCDetails, true, gclog_or_tty); VM_GC_HeapInspection inspector(gclog_or_tty, false /* ! full gc */, false /* ! prologue */); inspector.doit(); }