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General Performance Discussion (read only archive)

Discuss performance issues, tips and best practices throughout the stack -- from the JVM to the application server and web services.
TopicRepliessort iconViewsCreatedLast reply
program slows down after upgrade to 1.5.0?
5
201 by ryoko
2006-03-08 00:15
by sdo
2006-03-17 14:37
Howto get statistic about Locks?
5
508 by linuxhippy
2005-10-26 12:27
by linuxhippy
2005-10-29 08:39
Picking a Collection and Design for querying 1G Point objects
4
810 by ennuages
2010-11-17 20:58
by ennuages
2010-11-24 10:07
any way to speed up array access?
4
1168 by mhgrove
2010-11-05 06:59
by linuxhippy
2010-11-10 05:22
ConcurrentMarkSweep not running, only ParNew runs.
4
2364 by manishaga
2010-07-10 09:04
by kcpeppe
2010-11-07 08:52
problematic but infrequent long minor GC pauses
4
906 by cxcgoard
2010-04-06 15:12
by linuxhippy
2010-04-29 10:25
Detecting Garbage Collector Generation
4
303 by volkanh
2010-03-27 11:17
by volkanh
2010-03-28 07:35
JNI Performance?
4
1561 by ted_graham
2009-04-15 07:22
by linuxhippy
2009-04-22 03:36
major gc taking much time in java 1.6
4
670 by coolprashant_nitk
2009-04-08 08:37
by coolprashant_nitk
2009-04-09 10:53
Why not FullGC ?
4
630 by claudio
2009-03-13 10:37
by briand
2009-03-13 12:34
Issues with JFrame increasing in memory
4
491 by jarodwpeters
2008-10-13 17:49
by jarodwpeters
2008-11-19 21:05
how does jvm schedule core 2 duo multi-thread java
4
951 by cohodetector
2008-07-26 22:40
by cohodetector
2008-07-31 00:19
XX:+AggressiveHeap
4
7250 by oneguyks
2008-06-08 07:16
by briand
2008-06-09 19:21
Character decoding could be 3 times faster !
4
549 by ulfzibis
2008-05-08 08:34
by ulfzibis
2008-05-21 10:20
XWindow Java Apps performance issues
4
719 by hari515
2008-04-25 13:22
by hari515
2008-05-01 00:35
Float vs Double ... I found a problem
4
1487 by mcvillarp
2008-01-28 21:18
by linuxhippy
2008-03-26 15:39
Does browser's java plugin for linux support graphic acceleration ?
4
403 by pitipablo
2007-07-19 03:32
by linuxhippy
2007-07-20 03:20
1.6.0-b105 Server VM much slower than 1.5.0.11 -- Huge total compile time
4
408 by pbeaman
2007-02-14 00:10
by alexlamsl
2007-02-19 15:41
Is (x*256) equivalent with (x
4
218 by linuxhippy
2006-12-18 07:31
by linuxhippy
2007-01-02 09:31
Help On Memory Leak.
4
1536 by saiprasadt
2006-12-02 00:29
by briand
2007-07-19 09:42
Huge page support on Linux does not work
4
6101 by sevenm
2006-08-17 06:42
by ricochet
2009-02-18 02:07
disable JIT Compiler when using reflection?
4
633 by jeremygwa
2006-05-27 14:46
by briand
2006-05-29 07:00
Fast multi-source storage method
4
199 by byhisdeeds
2006-02-13 07:54
by tmarble
2006-02-17 06:30
Garbage Collection Test
4
503 by ateslin
2006-02-02 14:43
by ateslin
2006-02-04 15:17
I don't understand these profiles - what is taking all the CPU-time?
4
219 by biehl
2005-11-03 09:44
by biehl
2005-11-22 00:57
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