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7197557: NPG: nsk/sysdict/vm/stress/chain/chain004 hangs intermittently

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Reviewed-by: johnc, ysr
This commit is contained in:
Jon Masamitsu 2012-09-18 14:15:06 -07:00
parent a08d48f9b1
commit cf5f4f736f
4 changed files with 51 additions and 10 deletions
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12
hotspot/src/share/vm/gc_implementation/shared/vmGCOperations.cpp
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@ -230,15 +230,9 @@ void VM_CollectForMetadataAllocation::doit() {
// amount of the expansion.
// This should work unless there really is no more space
// or a MaxMetaspaceSize has been specified on the command line.
MetaspaceGC::set_expand_after_GC(true);
size_t before_inc = MetaspaceGC::capacity_until_GC();
size_t delta_words = MetaspaceGC::delta_capacity_until_GC(_size);
MetaspaceGC::inc_capacity_until_GC(delta_words);
if (PrintGCDetails && Verbose) {
gclog_or_tty->print_cr("Increase capacity to GC from " SIZE_FORMAT
" to " SIZE_FORMAT, before_inc, MetaspaceGC::capacity_until_GC());
}
_result = _loader_data->metaspace_non_null()->allocate(_size, _mdtype);
_result =
_loader_data->metaspace_non_null()->expand_and_allocate(_size, _mdtype);
if (do_cms_concurrent && _result == NULL) {
// Rather than fail with a metaspace out-of-memory, do a full
// GC for CMS.