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comparison src/share/vm/gc_implementation/shared/vmGCOperations.cpp @ 6753:8da5e203b993

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7197557: NPG: nsk/sysdict/vm/stress/chain/chain004 hangs intermittently Reviewed-by: johnc, ysr
author jmasa
date Tue, 18 Sep 2012 14:15:06 -0700
parents aed758eda82a
children 097d78aaf2b5
comparison
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6752:9646b7ff4d14 6753:8da5e203b993
228 // If still failing, allow the Metaspace to expand. 228 // If still failing, allow the Metaspace to expand.
229 // See delta_capacity_until_GC() for explanation of the 229 // See delta_capacity_until_GC() for explanation of the
230 // amount of the expansion. 230 // amount of the expansion.
231 // This should work unless there really is no more space 231 // This should work unless there really is no more space
232 // or a MaxMetaspaceSize has been specified on the command line. 232 // or a MaxMetaspaceSize has been specified on the command line.
233 MetaspaceGC::set_expand_after_GC(true); 233 _result =
234 size_t before_inc = MetaspaceGC::capacity_until_GC(); 234 _loader_data->metaspace_non_null()->expand_and_allocate(_size, _mdtype);
235 size_t delta_words = MetaspaceGC::delta_capacity_until_GC(_size); 235
236 MetaspaceGC::inc_capacity_until_GC(delta_words);
237 if (PrintGCDetails && Verbose) {
238 gclog_or_tty->print_cr("Increase capacity to GC from " SIZE_FORMAT
239 " to " SIZE_FORMAT, before_inc, MetaspaceGC::capacity_until_GC());
240 }
241 _result = _loader_data->metaspace_non_null()->allocate(_size, _mdtype);
242 if (do_cms_concurrent && _result == NULL) { 236 if (do_cms_concurrent && _result == NULL) {
243 // Rather than fail with a metaspace out-of-memory, do a full 237 // Rather than fail with a metaspace out-of-memory, do a full
244 // GC for CMS. 238 // GC for CMS.
245 heap->collect_as_vm_thread(GCCause::_metadata_GC_threshold); 239 heap->collect_as_vm_thread(GCCause::_metadata_GC_threshold);
246 _result = _loader_data->metaspace_non_null()->allocate(_size, _mdtype); 240 _result = _loader_data->metaspace_non_null()->allocate(_size, _mdtype);