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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
how does jvm schedule core 2 duo multi-thread java
4
948 by cohodetector
2008-07-26 22:40
by cohodetector
2008-07-31 00:19
XX:+AggressiveHeap
4
7238 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
1484 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
402 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
1533 by saiprasadt
2006-12-02 00:29
by briand
2007-07-19 09:42
Huge page support on Linux does not work
4
6085 by sevenm
2006-08-17 06:42
by ricochet
2009-02-18 02:07
disable JIT Compiler when using reflection?
4
630 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
Possible memory leak?
5
388 by suntzu2007
2010-06-27 10:48
by suntzu2007
2010-06-28 15:18
I cant set the Xmx and Xms larger than 3g on system have 32 GB RAM
5
5113 by almothafar
2010-06-06 07:14
by almothafar
2010-06-07 04:31
Debugging G1 GC
5
793 by jfk321
2010-01-13 10:01
by sevenm
2010-04-09 05:49
Are there release notes for JDK1.6.0_u14p (javase performance release)?
5
294 by centralpark99
2009-06-15 06:34
by centralpark99
2009-06-22 14:23
G1 benchmarks
5
401 by linuxhippy
2009-05-30 06:36
by peter__lawrey
2009-06-20 23:40
Increased GC frequency with CMS
5
4027 by shulei
2009-05-01 16:32
by tomcatuser
2011-01-14 17:35
Bad performance when moving from 1.5 to 1.6 with GC as ConcMarkSweepGC
5
840 by sbaronia
2009-04-22 14:19
by linuxhippy
2009-04-23 12:14
Memory Usage Question: Vector3f[] vs. float[]
5
458 by chaose71
2009-01-16 03:34
by chaose71
2009-01-19 06:22
Writing a Sleep that is microsecond aware?
5
3372 by ted_graham
2008-09-30 07:01
by peter__lawrey
2009-02-07 01:30
Need to reduce Java application's CPU utilization
5
2156 by garnet4
2008-04-21 21:27
by linuxhippy
2008-04-24 15:44
-d64 JVM option documentation ? what does it do ?
5
9458 by frenchdrip
2008-01-28 12:44
by sdo
2008-01-29 14:50
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