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126 Commits

Author SHA1 Message Date
Coleen Phillimore
c336175c94 8038212: Method::is_valid_method() check has performance regression impact for stackwalking 
Only prune metaspace virtual spaces at safepoint so walking them is safe outside a safepoint.

Reviewed-by: mgerdin, mgronlun, hseigel, stefank
 2014-05-15 18:23:26 -04:00
David Chase
305ec3bd3f 8037816: Fix for 8036122 breaks build with Xcode5/clang 
Repaired or selectively disabled offending formats; future-proofed with additional checking

Reviewed-by: kvn, jrose, stefank
 2014-05-09 16:50:54 -04:00
Masato Yoshida
cf2bf09668 8026334: hs_err improvement: Print elapsed time in a humanly readable format 
Reviewed-by: coleenp, dsamersoff
 2014-04-02 16:08:59 +01:00
Vladimir Kozlov
5117e1a805 Merge 2014-02-19 12:08:49 -08:00
Erik Helin
c5ef624e7c Merge 2014-02-13 17:57:27 +01:00
Ioi Lam
7f138c5502 7182040: volano29 limited by os resource on Linux - need better diagnostic message 
Changed message to "unable to create native thread: possibly out of memory or process/resource limits reached"

Reviewed-by: dholmes, sla
 2014-02-11 08:43:17 -08:00
Erik Helin
4b802a6d31 Merge 2014-01-30 14:01:45 +01:00
Vladimir Kozlov
c3a0e80e0b Merge 2014-01-28 12:25:34 -08:00
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
469f290817 8029178: Parallel class loading test anonymous-simple gets SIGSEGV in Metaspace::contains 
Metaspace::contains cannot look at purged metaspaces while CMS concurrently deallocates them.

Reviewed-by: mgerdin, sspitsyn, jmasa
 2014-01-07 13:26:56 -05:00
Jesper Wilhelmsson
40ba2bba2c 8026849: Fix typos in the GC code, part 2 
Fixed typos in assert messages, flag descriptions and verbose messages

Reviewed-by: stefank, tschatzl
 2013-12-10 15:11:02 +01:00
Vladimir Kozlov
39b0e57fdd Merge 2013-11-05 17:38:04 -08:00
Thomas Schatzl
0a1b832ae0 Merge 2013-09-19 09:34:20 +02:00
Bill Pittore
091edb47c5 8024007: Misc. cleanup of static agent code 
Minor cleanup of static agent code from 8014135

Reviewed-by: dcubed, sspitsyn
 2013-09-11 20:03:34 -04:00
Thomas Schatzl
962008f22b 8010722: assert: failed: heap size is too big for compressed oops 
Use conservative assumptions of required alignment for the various garbage collector components into account when determining the maximum heap size that supports compressed oops. Using this conservative value avoids several circular dependencies in the calculation.

Reviewed-by: stefank, dholmes
 2013-09-11 16:25:02 +02:00
Vladimir Kozlov
1a700c9216 Merge 2013-09-05 11:04:39 -07:00
Gerard Ziemski
4c43299be6 8021266: Better life cycle for objects 
Improve life cycle for objects

Reviewed-by: art, hseigel
 2013-09-05 10:29:00 -04:00
Daniel D. Daugherty
379674be8f Merge 2013-08-30 07:04:42 -07:00
Dmitry Samersoff
98c327bc7d 8009062: poor performance of JNI AttachCurrentThread after fix for 7017193 
Don't re-evaluate stack bounds for main thread before install guard page

Reviewed-by: coleenp, dholmes, dlong
 2013-08-29 21:48:23 +04:00
Bill Pittore
993de8ba28 8014135: The JVMTI specification does not conform to recent changes in JNI specification 
Added support for statically linked agents

Reviewed-by: sspitsyn, bobv, coleenp
 2013-08-23 20:33:02 -04:00
Vladimir Kozlov
f4c4fd7903 Merge 2013-08-01 17:25:10 -07:00
Rickard Bäckman
2d77390705 8020701: Avoid crashes in WatcherThread 
Reviewed-by: acorn, dcubed, dsimms
 2013-07-17 13:48:15 +02:00
Goetz Lindenmaier
b57506ea6c 8019973: PPC64 (part 11): Fix IA64 preprocessor conditionals on AIX 
On AIX 7.1 systemcfg.h defines IA64 unconditionally, so test for !AIX where IA64 is used.

Reviewed-by: dholmes, kvn
 2013-07-05 22:17:47 +02:00
Zhengyu Gu
61a30f035b 8013651: NMT: reserve/release sequence id's in incorrect order due to race 
Fixed NMT race condition for realloc, uncommit and release

Reviewed-by: coleenp, ccheung
 2013-06-18 08:44:08 -04:00
Daniel D. Daugherty
72a51a0c44 8013057: assert(_needs_gc || SafepointSynchronize::is_at_safepoint()) failed: only read at safepoint 
Detect mmap() commit failures in Linux and Solaris os::commit_memory() impls and call vm_exit_out_of_memory(). Add os::commit_memory_or_exit(). Also tidy up some NMT accounting and some mmap() return value checking.

Reviewed-by: zgu, stefank, dholmes, dsamersoff
 2013-06-13 11:16:38 -07:00
Staffan Larsen
718f3252f6 8005849: JEP 167: Event-Based JVM Tracing 
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Co-authored-by: Bengt Rutisson <bengt.rutisson@oracle.com>
Co-authored-by: Calvin Cheung <calvin.cheung@oracle.com>
Co-authored-by: Erik Gahlin <erik.gahlin@oracle.com>
Co-authored-by: Erik Helin <erik.helin@oracle.com>
Co-authored-by: Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>
Co-authored-by: Keith McGuigan <keith.mcguigan@oracle.com>
Co-authored-by: Mattias Tobiasson <mattias.tobiasson@oracle.com>
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Co-authored-by: Mikael Auno <mikael.auno@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Co-authored-by: Nils Loodin <nils.loodin@oracle.com>
Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
Reviewed-by: acorn, coleenp, sla
 2013-06-10 11:30:51 +02:00
Zhengyu Gu
c2330eb6b1 8013120: NMT: Kitchensink crashes with assert(next_region == NULL || !next_region->is_committed_region()) failed: Sanity check 
Fixed NMT to deal with releasing virtual memory region when there are still committed regions within it

Reviewed-by: acorn, coleenp
 2013-05-06 11:15:13 -04:00
Ron Durbin
a003234ac8 8010396: checking MallocMaxTestWords in testMalloc() function is redundant 
Remove redundant checks in testMalloc and add assert.

Reviewed-by: dcubed, coleenp, dholmes
 2013-03-20 20:44:54 -07:00
Ron Durbin
f4bcfd04ca 7030610: runtime/6878713/Test6878713.sh fails Error. failed to clean up files after test 
7123945: runtime/6878713/Test6878713.sh require about 2G of native memory, swaps and times out

Add new diagnostic option -XX:MallocMaxTestWords=NNN and fix Test6878713.sh.

Reviewed-by: dcubed, coleenp, dholmes, iklam
 2013-03-19 11:33:11 -07:00
Morris Meyer
7d8f623180 6518907: cleanup IA64 specific code in Hotspot 
Removed unused IA64 specific code

Reviewed-by: twisti, kvn, dholmes
 2013-01-25 16:50:33 -08:00
Stefan Karlsson
57204d9f34 8003935: Simplify the needed includes for using Thread::current() 
Reviewed-by: dholmes, rbackman, coleenp
 2012-11-27 14:20:21 +01:00
Coleen Phillimore
ddec2a3aed Merge 2012-11-16 09:19:12 -05:00
Harold Seigel
a28380d97e 7122219: Passed StringTableSize value not verified 
Check that the values specified for -XX:StringTableSize are within a certain range.

Reviewed-by: dholmes, coleenp
 2012-11-12 15:58:11 -05:00
Bill Pittore
dd5c8eb660 8001185: parsing of sun.boot.library.path in os::dll_build_name somewhat broken 
Dll_dir can contain multiple paths, need to parse them correctly when loading agents

Reviewed-by: dholmes, dlong
 2012-11-07 17:53:02 -05:00
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
Stefan Karlsson
7ccbee4177 8000228: Missing call to cr() when printing entry_point in nmethod, in os::print_location 
Reviewed-by: brutisso, neliasso
 2012-10-01 13:29:11 +02:00
Stefan Karlsson
ddd6138b95 8000230: Change os::print_location to be more descriptive when a location is pointing into an object 
Reviewed-by: mgerdin, twisti
 2012-09-28 15:34:32 +02:00
Dmytro Sheyko
48255b9ff3 7194254: jstack reports wrong thread priorities 
Reviewed-by: dholmes, sla, fparain
 2012-09-17 07:36:31 -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
Christian Thalinger
12901d0e5b 7023639: JSR 292 method handle invocation needs a fast path for compiled code 
6984705: JSR 292 method handle creation should not go through JNI

Remove assembly code for JDK 7 chained method handles

Co-authored-by: John Rose <john.r.rose@oracle.com>
Co-authored-by: Michael Haupt <michael.haupt@oracle.com>
Reviewed-by: jrose, twisti, kvn, mhaupt
 2012-07-24 10:51:00 -07:00
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
Markus Gronlund
007126d010 7115199: Add event tracing hooks and Java Flight Recorder infrastructure 
Added a nop tracing infrastructure, JFR makefile changes and other infrastructure used only by JFR.

Reviewed-by: acorn, sspitsyn
 2012-01-11 17:34:02 -05:00
Karen Kinnear
c323bcdca8 7125934: Add a fast unordered timestamp capability to Hotspot on x86/x64 
Add rdtsc detection and inline generation.

Reviewed-by: kamg, dholmes
 2012-01-01 11:17:59 -05:00
Christos Zoulas
32708baef1 7098194: integrate macosx-port changes 
Integrate bsd-port/hotspot and macosx-port/hotspot changes as of 2011.09.29.

Co-authored-by: Greg Lewis <glewis@eyesbeyond.com>
Co-authored-by: Kurt Miller <kurt@intricatesoftware.com>
Co-authored-by: Alexander Strange <astrange@apple.com>
Co-authored-by: Mike Swingler <swingler@apple.com>
Co-authored-by: Roger Hoover <rhoover@apple.com>
Co-authored-by: Victor Hernandez <vhernandez@apple.com>
Co-authored-by: Pratik Solanki <psolanki@apple.com>
Reviewed-by: kvn, dholmes, never, phh
 2011-10-13 09:35:42 -07:00
Kurt Miller
95c56a472b 7089790: integrate bsd-port changes 
Co-authored-by: Greg Lewis <glewis@eyesbeyond.com>
Co-authored-by: Jung-uk Kim <jkim@freebsd.org>
Co-authored-by: Christos Zoulas <christos@zoulas.com>
Co-authored-by: Landon Fuller <landonf@plausible.coop>
Co-authored-by: The FreeBSD Foundation <board@freebsdfoundation.org>
Co-authored-by: Michael Franz <mvfranz@gmail.com>
Co-authored-by: Roger Hoover <rhoover@apple.com>
Co-authored-by: Alexander Strange <astrange@apple.com>
Reviewed-by: kvn, twisti, jrose
 2011-09-25 16:03:29 -07:00
John Coomes
af31d0cf27 Merge 2011-08-19 14:08:18 -07:00
Andrew Haley
aefb3a004f 7073913: The fix for 7017193 causes segfaults 
Buffer overflow in os::get_line_chars

Reviewed-by: coleenp, dholmes, dcubed
 2011-08-10 15:04:21 +04:00
John Coomes
804e3e1d96 7061225: os::print_cpu_info() should support os-specific data 
Reviewed-by: dholmes, never, jwilhelm, kvn
 2011-07-06 13:02:54 -07:00
John Coomes
2af4bb66d4 6791672: enable 1G and larger pages on solaris 
Reviewed-by: ysr, iveresov, johnc
 2011-08-17 10:32:53 -07:00
Dmitry Samersoff
52bf12aead 7017193: Small memory leak in get_stack_bounds os::create_stack_guard_pages 
Getline() returns -1 but still allocate memory for str

Reviewed-by: dcubed, coleenp
 2011-03-30 19:38:07 +04:00