kevinw [Tue, 02 Aug 2011 14:37:35 +0100] rev 10240
7072527: CMS: JMM GC counters overcount in some cases
Summary: Avoid overcounting when CMS has concurrent mode failure.
Reviewed-by: ysr
Contributed-by: rednaxelafx@gmail.com
iveresov [Fri, 05 Aug 2011 16:50:14 -0700] rev 10239
7060836: RHEL 5.5 and 5.6 should support UseNUMA
Summary: Add a wrapper for sched_getcpu() for systems where libc lacks it
Reviewed-by: ysr
Contributed-by: Andrew John Hughes <ahughes@redhat.com>
iveresov [Fri, 05 Aug 2011 16:44:01 -0700] rev 10238
7060842: UseNUMA crash with UseHugreTLBFS running SPECjvm2008
Summary: Use mmap() instead of madvise(MADV_DONTNEED) to uncommit pages
Reviewed-by: ysr
johnc [Tue, 02 Aug 2011 12:13:13 -0700] rev 10237
7069863: G1: SIGSEGV running SPECjbb2011 and -UseBiasedLocking
Summary: Align the reserved size of the heap and perm to the heap region size to get a preferred heap base that is aligned to the region size, and call the correct heap reservation constructor. Also add a check in the heap reservation code that the reserved space starts at the requested address (if any).
Reviewed-by: kvn, ysr
johnc [Mon, 01 Aug 2011 10:04:28 -0700] rev 10236
7068240: G1: Long "parallel other time" and "ext root scanning" when running specific benchmark
Summary: In root processing, move the scanning of the reference processor's discovered lists to before RSet updating and scanning. When scanning the reference processor's discovered lists, use a buffering closure so that the time spent copying any reference object is correctly attributed. Also removed a couple of unused and irrelevant timers.
Reviewed-by: ysr, jmasa
andrew [Thu, 28 Jul 2011 14:10:21 -0400] rev 10235
7072341: enable hotspot builds on Linux 3.0
Summary: Add "3" to list of allowable versions
Reviewed-by: kamg, chrisphi
coleenp [Sat, 23 Jul 2011 10:42:20 -0400] rev 10234
Merge
dholmes [Fri, 22 Jul 2011 00:29:01 -0700] rev 10233
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
Summary: Update the OOME stacktrace to contain Throwable.UNASSIGNED_STACK when the backtrace is filled in
Reviewed-by: mchung, phh
coleenp [Sat, 16 Jul 2011 22:21:39 -0400] rev 10232
Merge
coleenp [Thu, 07 Jul 2011 22:34:34 -0400] rev 10231
Merge
dholmes [Sat, 02 Jul 2011 04:17:12 -0400] rev 10230
7052988: JPRT embedded builds don't set MINIMIZE_RAM_USAGE
Reviewed-by: kamg, dsamersoff
dcubed [Wed, 29 Jun 2011 20:28:58 -0700] rev 10229
6951623: 3/3 possible performance problems in FollowReferences() and GetObjectsWithTags()
Summary: Call collect_stack_roots() before collect_simple_roots() as an optimization.
Reviewed-by: ysr, dsamersoff, dcubed
Contributed-by: ashok.srinivasa.murthy@oracle.com
dcubed [Thu, 23 Jun 2011 20:31:43 -0700] rev 10228
7043987: 3/3 JVMTI FollowReferences is slow
Summary: VM_HeapWalkOperation::doit() should only reset mark bits when necessary.
Reviewed-by: dsamersoff, ysr, dholmes, dcubed
Contributed-by: ashok.srinivasa.murthy@oracle.com
dsamersoff [Sat, 18 Jun 2011 13:32:27 +0400] rev 10227
Merge