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General Performance Discussion (read only archive)

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Discuss performance issues, tips and best practices throughout the stack -- from the JVM to the application server and web services.
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Is HashMap.KeySet() thread safe ?
1
1314 by devuser007
2009-01-21 18:14
by peter__lawrey
2009-01-21 23:55
Is it too frequent for a Server JVM if YGC occurred in less one second?
5
591 by jianwu
2007-02-26 17:01
by briand
2007-03-07 09:48
Is this a bug?
6
252 by alexlamsl
2006-02-27 19:01
by alexlamsl
2006-03-01 03:27
Is this graphs are for normal performance or the app leaking the memory ?!!
2
320 by mazedev
2009-09-29 19:20
by mazedev
2010-01-12 18:29
Issues with JFrame increasing in memory
4
648 by jarodwpeters
2008-10-13 17:49
by jarodwpeters
2008-11-19 21:05
J2SE 5.0_05 has significant performance improvements
6
651 by dagastine
2005-09-16 07:35
by cowwoc
2005-10-02 01:02
Japex classpath question
2
363 by vetalok
2007-03-05 03:41
by vetalok
2007-04-10 08:54
JAR loading question
3
329 by java_account
2009-03-06 12:54
by peter__lawrey
2009-03-06 14:21
Java I/O clarification required
6
366 by georgew
2006-01-16 14:43
by christian_schli...
2006-01-20 08:57
Java and the Computer Language Shootout
10
732 by gmillermarket
2007-03-08 16:37
by spdenne
2007-04-06 20:37
Java app taking my CPU to 100%
2
3664 by davidbaldwin
2012-05-05 14:08
by davidbaldwin
2012-06-26 11:38
Java application slows down, when launching a JVM from a Java app
10
1185 by vanisathish
2009-03-13 06:16
by dwormald
2009-03-17 07:15
Java apps just won't work no matter what!
8
1489 by husblas
2009-02-18 09:17
by peter__lawrey
2009-02-20 00:37
Java benchmarks
1
486 by balosss
2009-01-10 06:09
by peter__lawrey
2009-01-10 13:16
Java EE postings (reprised)
3
370 by tmarble
2005-08-15 13:25
by madhukonda
2005-08-22 17:07
java fork()!!!?
1
835 by jeremygwa
2006-06-18 15:58
by briand
2006-06-19 05:48
Java game loading problems
1
1042 by shrtnsexy76
2005-11-16 04:28
by tmarble
2005-11-16 05:51
Java Garbage Collection Question
2
1526 by rjain1978
2009-01-19 22:55
by briand
2009-02-10 09:15
Java NIO on windows performance problem for high traffic
2
941 by muzaffercoruh
2008-09-05 00:27
by gmpassos
2008-09-07 19:38
Java NIO performance
25
3189 by mas7871
2005-11-07 09:12
by rickcarson
2005-11-10 22:03
java performance on VMware
1
561 by ahmetaa
2006-08-16 17:37
by linuxhippy
2006-08-17 02:20
Java Performs well on more load
14
459 by vaghelarajesh
2009-07-09 04:21
by vaghelarajesh
2009-07-15 11:36
Java Retries Fail when Proxy server is present.
3
1817 by tom1234
2010-09-09 07:50
by ralfreddin
2011-01-26 11:23
Java SE Out-of-Box Performance Comparision
2
346 by djjd
2006-10-07 11:16
by djjd
2006-10-09 04:34
Java SE: Support for multiple cores
2
1133 by preetam_pict
2008-12-18 10:05
by peter__lawrey
2008-12-21 01:53
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