16 Commits

Author SHA1 Message Date
Zhengyu Gu
f0cf82f571 8046598: Scalable Native memory tracking development
Enhance scalability of native memory tracking

Reviewed-by: coleenp, ctornqvi, gtriantafill
2014-08-07 12:18:58 -07:00
Jesper Wilhelmsson
81ba2e32c0 8025856: Fix typos in the GC code
Fix about 440 typos in comments in the VM code

Reviewed-by: mgerdin, tschatzl, coleenp, kmo, jcoomes
2014-01-23 14:47:23 +01:00
Coleen Phillimore
ec5e07f810 8022887: Assertion hit while using class and redefining it with RedefineClasses simultaneously
Need to refetch each method from InstanceKlass after all safepoints.  Removed leaky PreviousVersionInfo code.

Reviewed-by: dcubed, sspitsyn
2013-09-20 09:30:02 -04:00
Lois Foltan
fca9e37c80 8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced
Declare all user-defined operator new()s within Hotspot code with the empty throw() exception specification

Reviewed-by: coleenp, twisti, dholmes, hseigel, dcubed, kvn, ccheung
2013-08-29 18:56:29 -04:00
Ioi Lam
1958240c6f 8016903: Thread::_handle_area initial size too big
Changed initial size to Chunk::tiny_size (216 bytes)

Reviewed-by: coleenp, dholmes, sspitsyn
2013-07-08 10:58:48 -07:00
Yumin Qi
98151c30c8 8012902: remove use of global operator new - take 2
The fix of 8010992, disable use of global operator new and new[] which caused failure on some tests. This takes two of the bugs also add ALLOW_OPERATOR_NEW_USAGE to prevent crash for third party code calling operator new of jvm on certain platforms.

Reviewed-by: coleenp, dholmes, zgu
2013-05-14 09:41:12 -07:00
Zhengyu Gu
3e481cdd81 7199092: NMT: NMT needs to deal overlapped virtual memory ranges
Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map.

Reviewed-by: acorn, coleenp
2012-10-19 21:40:07 -04:00
Harold Seigel
6b158b4089 7199068: NPG: SharedSkipVerify is meaningless
Remove the SharedSkipVerify flag

Reviewed-by: kamg, sspitsyn, coleenp
2012-10-10 17:04:33 -04:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
2012-09-01 13:25:18 -04:00
Zhengyu Gu
a39b17624a 6995781: Native Memory Tracking (Phase 1)
7151532: DCmd for hotspot native memory tracking

Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd

Reviewed-by: acorn, coleenp, fparain
2012-06-28 17:03:16 -04:00
Erik Trimble
c9e484d473 7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Update the copyright to be 2010 on all changed files in OpenJDK

Reviewed-by: ohair
2011-04-05 14:12:31 -07:00
Coleen Phillimore
7b4f8073f0 6990754: Use native memory and reference counting to implement SymbolTable
Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
2011-01-27 16:11:27 -08:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
2010-11-23 13:22:55 -08:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
2010-05-27 19:08:38 -07:00
John R Rose
cfb08c72ba 6814659: separable cleanups and subroutines for 6655638
Preparatory but separable changes for method handles

Reviewed-by: kvn, never
2009-03-20 23:19:36 -07:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00