Chuck Rasbold
8f5e42a671
Merge
2008-05-30 07:22:22 -07:00
Coleen Phillimore
646ceb4a45
6696264: assert("narrow oop can never be zero") for GCBasher & ParNewGC
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Decouple set_klass() with zeroing the gap when compressed.
Reviewed-by: kvn, ysr, jrose
2008-05-28 21:06:24 -07:00
Vladimir Kozlov
e53e767d88
6703888: Compressed Oops: use the 32-bits gap after klass in a object
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Use the gap also for a narrow oop field and a boxing object value.
Reviewed-by: coleenp, never
2008-05-21 16:31:35 -07:00
Daniel D. Daugherty
7c478e3028
Merge
2008-05-20 09:47:05 -07:00
Daniel D. Daugherty
e03f944292
Merge
2008-05-16 13:42:07 -07:00
Daniel D. Daugherty
a2a49ae8de
6670684: 4/5 SA command universe did not print out CMS space information
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Forward port of Yumin's fix for 6670684 from HSX-11; Yumin verified the port was correct.
Reviewed-by: dcubed
2008-05-09 08:55:13 -07:00
Igor Veresov
1689a5ecba
6697534: Premature GC and invalid lgrp selection with NUMA-aware allocator
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Don't move tops of the chunks in ensure_parsibility(). Handle the situation with Solaris when a machine has a locality group with no memory.
Reviewed-by: apetrusenko, jcoomes, ysr
2008-05-09 16:34:08 +04:00
Y. Srinivas Ramakrishna
9b2d755745
6662086: 6u4+, 7b11+: CMS never clears referents when -XX:+ParallelRefProcEnabled
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Construct the relevant CMSIsAliveClosure used by CMS during parallel reference processing with the correct span. It had incorrectly been constructed with an empty span, a regression introduced in 6417901.
Reviewed-by: jcoomes
2008-05-06 15:37:36 -07:00
Igor Veresov
035662396c
Merge
2008-05-04 03:29:31 -07:00
Igor Veresov
a24f915b60
6684395: Port NUMA-aware allocator to linux
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NUMA-aware allocator port to Linux
Reviewed-by: jmasa, apetrusenko
2008-04-29 13:51:26 +04:00
Andrey Petrusenko
f784be24d1
Merge
2008-04-16 12:58:03 +04:00
Coleen Phillimore
4a831d45f0
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
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Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
Andrey Petrusenko
0ae0691490
Merge
2008-04-07 09:32:49 -07:00
Andrey Petrusenko
252a10cf1a
6539517: CR 6186200 should be extended to perm gen allocation to prevent spurious OOM's from perm gen
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Reviewed-by: ysr, jmasa
2008-04-01 15:13:47 +04:00
John Coomes
5ac01e984f
6642862: Code cache allocation fails with large pages after 6588638
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Reviewed-by: apetrusenko
2008-03-28 23:35:42 -07:00
Y. Srinivas Ramakrishna
f2b6ac989e
6634032: CMS: Need CMSInitiatingPermOccupancyFraction for perm, divorcing from CMSInitiatingOccupancyFraction
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The option CMSInitiatingPermOccupancyFraction now controls perm triggering threshold. Even though the actual value of the threshold has not yet been changed, so there is no change in policy, we now have the infrastructure in place for dynamically deciding when to collect the perm gen, an issue that will be addressed in the near future.
Reviewed-by: jmasa
2008-03-16 21:57:25 -07:00
Jon Masamitsu
6c0c606249
6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
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Default values set by cms ergonomics are set with FLAG_SET_DEFAULT so down stream the values look like the default values and affect how later parameters are set. Set these values with FLAG_SET_ERGO instead and adjust how later parameters are interpreted.
Reviewed-by: iveresov, apetrusenko, pbk, ysr
2008-03-02 16:10:12 -08:00
Y. Srinivas Ramakrishna
a6d8fca876
6668743: CMS: Consolidate block statistics reporting code
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Reduce the amount of related code replication and improve pretty printing.
Reviewed-by: jmasa
2008-02-29 14:42:56 -08:00
Jon Masamitsu
63f1de52fc
6362677: Change parallel GC collector default number of parallel GC threads
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Use the same default number of GC threads as used by ParNewGC and ConcMarkSweepGC (i.e., the 5/8th rule).
Reviewed-by: ysr, tonyp
2008-02-22 17:17:14 -08:00
Y. Srinivas Ramakrishna
74f243990c
6642634: Test nsk/regression/b6186200 crashed with SIGSEGV
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Use correct allocation path in expand_and_allocate() so object's mark and p-bits are set as appropriate.
Reviewed-by: jmasa, pbk
2008-02-21 11:03:54 -08:00
Y. Srinivas Ramakrishna
ae065e6290
6621144: CMS: assertion failure "is_cms_thread == Thread::current()->is_ConcurrentGC_thread()"
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Take lock conditionally (in asynchronous mode only) when updating the dead-object map.
Reviewed-by: jmasa
2008-02-16 22:41:20 -08:00
Jon Masamitsu
38fdc8ab98
6624765: Guarantee failure "Unexpected dirty card found"
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In verification take into account partial coverage of a region by a card and expansion of the card table.
Reviewed-by: ysr, apetrusenko
2008-02-15 07:01:10 -08:00
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
