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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
Performance problems when upgrading from JDK1.4.2 to 1.5.0
11
440 by oda66
2006-01-23 03:40
by linuxhippy
2006-11-30 03:30
Java application slows down, when launching a JVM from a Java app
10
783 by vanisathish
2009-03-13 06:16
by dwormald
2009-03-17 07:15
Java and the Computer Language Shootout
10
565 by gmillermarket
2007-03-08 16:37
by spdenne
2007-04-06 20:37
Shrinking New Generation
10
1044 by samuelto
2007-02-08 18:21
by jon999
2007-02-14 23:06
Inconsistent run-times of micro-benchmark.
10
321 by linuxhippy
2006-12-23 04:37
by linuxhippy
2007-03-21 08:37
Running -server on Desktop
10
283 by ateslin
2006-03-02 07:31
by k_v_n
2006-03-03 15:07
EA based lock removal in Mustang-b63!
10
284 by linuxhippy
2005-12-09 08:38
by mayhem
2005-12-13 16:47
Swing CPU-bound in sun.awt.windows.WToolkit.eventLoop
10
1625 by coxcu
2005-10-10 09:03
by coxcu
2005-11-23 15:56
About ParallelOldGC
9
997 by cytchiu
2009-06-25 03:16
by peter__lawrey
2009-06-26 14:14
Memory consumption increased by 100% since j6u6.
9
454 by aaluja
2008-12-19 05:22
by aaluja
2009-01-28 06:20
speed up matrix multiplication
9
1159 by rodes
2008-06-04 05:21
by sprizor
2008-07-14 00:25
jdk1.6.0_04 performance
9
1188 by sbogrett
2008-01-22 18:27
by jimholmlund
2008-02-29 19:59
Why doesn't java.io.ObjectOutputStream use weak references?
9
1075 by cowwoc
2008-01-02 19:54
by linuxhippy
2009-02-13 10:37
Best method for reading and writing files
9
771 by byhisdeeds
2007-12-17 06:35
by 3dfan
2009-05-21 01:38
what is the unit of java perfomance
9
296 by ayyappadaskr
2007-10-15 02:04
by karunanidhis
2007-10-22 08:02
64-bit double math performance
9
833 by edwardx21
2007-07-19 15:48
by sumavalluru
2007-09-11 02:12
Double.doubleToLongBits performance
9
1124 by atripp
2006-09-25 15:39
by realityfaker
2006-10-15 20:46
Concurrent locks for large number of objects
9
449 by byhisdeeds
2006-03-08 07:02
by byhisdeeds
2006-03-19 20:59
Accessing a large number of bufferedimages
9
385 by byhisdeeds
2006-02-09 12:25
by campbell
2006-02-17 10:39
Eliminating array bounds checks
9
1293 by conal
2005-11-30 13:42
by steved
2005-12-06 23:46
Frequent Full GC?
8
6989 by tsaik
2009-02-24 22:56
by tsaik
2009-02-25 12:56
Java apps just won't work no matter what!
8
1045 by husblas
2009-02-18 09:17
by peter__lawrey
2009-02-20 00:37
Large app, large Heap and very lage GC pauses
8
3309 by flpgdt
2009-01-29 06:28
by peter__lawrey
2009-02-03 14:16
Poor Performance question
8
383 by devuser007
2009-01-17 04:53
by peter__lawrey
2009-01-17 10:27
Memory areas contributing to the real memory footprint
8
496 by st10470
2008-06-30 02:09
by 3dfan
2009-05-21 01:36
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