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7160728: Introduce an extra logging level for G1 logging

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Added log levels "fine", "finer" and "finest". Let PrintGC map to "fine" and PrintGCDetails map to "finer". Separated out the per worker information in the G1 logging to the "finest" level.

Reviewed-by: stefank, jwilhelm, tonyp, johnc
This commit is contained in:
Bengt Rutisson 2012-04-13 01:59:38 +02:00
parent 023ad06e46
commit bb59715dae
9 changed files with 177 additions and 46 deletions
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10
hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp
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@ -29,6 +29,7 @@
#include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
#include "gc_implementation/g1/g1CollectorPolicy.hpp"
#include "gc_implementation/g1/g1ErgoVerbose.hpp"
#include "gc_implementation/g1/g1Log.hpp"
#include "gc_implementation/g1/g1OopClosures.inline.hpp"
#include "gc_implementation/g1/g1RemSet.hpp"
#include "gc_implementation/g1/heapRegion.inline.hpp"
@ -846,7 +847,7 @@ void ConcurrentMark::enter_first_sync_barrier(int task_num) {
clear_marking_state(concurrent() /* clear_overflow */);
force_overflow()->update();
if (PrintGC) {
if (G1Log::fine()) {
gclog_or_tty->date_stamp(PrintGCDateStamps);
gclog_or_tty->stamp(PrintGCTimeStamps);
gclog_or_tty->print_cr("[GC concurrent-mark-reset-for-overflow]");
@ -2105,7 +2106,7 @@ void ConcurrentMark::cleanup() {
double end = os::elapsedTime();
_cleanup_times.add((end - start) * 1000.0);
if (PrintGC || PrintGCDetails) {
if (G1Log::fine()) {
g1h->print_size_transition(gclog_or_tty,
start_used_bytes,
g1h->used(),
@ -2446,11 +2447,10 @@ void ConcurrentMark::weakRefsWork(bool clear_all_soft_refs) {
// Inner scope to exclude the cleaning of the string and symbol
// tables from the displayed time.
{
bool verbose = PrintGC && PrintGCDetails;
if (verbose) {
if (G1Log::finer()) {
gclog_or_tty->put(' ');
}
TraceTime t("GC ref-proc", verbose, false, gclog_or_tty);
TraceTime t("GC ref-proc", G1Log::finer(), false, gclog_or_tty);
ReferenceProcessor* rp = g1h->ref_processor_cm();