Y. Srinivas Ramakrishna
72bfacbd95
6797870: Add -XX:+{HeapDump,PrintClassHistogram}{Before,After}FullGC
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Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.
Reviewed-by: jmasa, alanb, mchung
2009-03-02 16:37:04 -08:00
Jon Masamitsu
39b23ff0a0
6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
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The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.
Reviewed-by: ysr, tonyp
2009-01-31 00:15:00 -08:00
Jon Masamitsu
3474623106
6689653: JMapPerm fails with UseConcMarkSweepIncGC and compressed oops off
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Added safe_object_iterate() for use by JMapPerm.
Reviewed-by: tonyp
2009-01-06 07:05:05 -08:00
John Coomes
a88e734cac
6786195: many nsk.monitoring tests fail with -server -Xcomp
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Remove Universe::_fillerArrayKlassObj and associated code
Reviewed-by: jmasa, tonyp
2008-12-18 01:27:04 -08:00
John Coomes
000b184507
6578152: fill_region_with_object has usability and safety issues
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Reviewed-by: apetrusenko, ysr
2008-12-11 12:05:08 -08:00
Antonios Printezis
615777b6da
Merge
2008-08-21 23:36:31 -04:00
Xiomara Jayasena
c96a95c4b8
6719955: Update copyright year
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Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Y. Srinivas Ramakrishna
ac061d0424
Merge
2008-06-12 13:50:55 -07:00
Y. Srinivas Ramakrishna
18f3386a98
6711316: Open source the Garbage-First garbage collector
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First mercurial integration of the code for the Garbage-First garbage collector.
Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -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
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
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
