Commit Graph

10 Commits

Author SHA1 Message Date
Yumin Qi cc689f5d7f 8053995: Add method to WhiteBox to get vm pagesize
Unsafe is not recommended and may deprecated in future. Added a WhiteBox API to get VM page size.

Reviewed-by: dholmes, ccheung, mseledtsov
2014-11-26 10:32:21 -08:00
Erik Helin 5368b949a5 8049536: os::commit_memory on Solaris uses aligment_hint as page size
Reviewed-by: stefank, tschatzl
2014-09-15 10:57:22 +02:00
George Triantafillou 1ee6fad9ba 8028160: [TESTBUG] Exclude failing (runtime) jtreg tests using @ignore
Use @ignore to exclude failing tests

Reviewed-by: coleenp, ctornqvi, mseledtsov
2013-11-26 16:03:57 -05:00
Alkesey Timofeev 722d25b2dd 8027237: New tests on ReservedSpace/VirtualSpace classes
Three tests added: 1) test stressing VirtualSpace by resizing it constantly 2) test running unit tests in several threads 3) test checking protected area in ReservedHeapSpace class

Reviewed-by: stefank, zgu
2013-11-08 16:48:21 +01:00
John Coomes e61cbf8d69 Merge 2013-10-11 08:27:21 -07:00
Mikhailo Seledtsov 2b82651ec0 8023796: [TESTBUG] Add -XX:-TransmitErrorReport to runtime/6888954/vmerrors.sh
Added -XX:-TransmitErrorReport to the test

Reviewed-by: stefank, ctornqvi
2013-10-06 16:13:50 +02:00
Stefan Karlsson 3b34e78d20 8024838: Significant slowdown due to transparent huge pages
Don't turn on transparent huge pages (-XX:+UseTransparentHugePages) unless explicitly specified on the command line. This has the effect that large pages are never turned on Linux unless the user has explicitly enabled any of the large pages flags: -XX:+UseLargePages, -XX:+UseTransparentHugePages, -XX:+UseHugeTLBFS, and -XX:+UseSHM.

Reviewed-by: jwilhelm, tschatzl, brutisso
2013-10-05 10:14:58 +02:00
Mikhailo Seledtsov 6a7e90e362 6726963: multi_allocate() call does not CHECK_NULL and causes crash in fastdebug bits
Using CHECK_NULL when calling multi_allocate() from the corresponding reflection code; added test for this condition

Reviewed-by: dholmes, minqi
2013-05-31 20:24:58 +02:00
Mikael Vidstedt de93893f4e 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
Fix regression test to work on all platforms

Reviewed-by: ctornqvi, dholmes
2013-05-21 09:43:23 -07:00
Mikael Vidstedt 9e8a3585b0 8012015: Use PROT_NONE when reserving memory
Reserved memory had PROT_READ+PROT_WRITE access on Linux/bsd, now changed to PROT_NONE.

Reviewed-by: dholmes, ctornqvi
2013-04-29 11:03:49 -07:00