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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.
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Memory Usage Question: Vector3f[] vs. float[]
5
459 by chaose71
2009-01-16 03:34
by chaose71
2009-01-19 06:22
Performance Question
22
403 by devuser007
2009-01-17 04:48
by wooler
2009-04-21 07:36
Poor Performance question
8
383 by devuser007
2009-01-17 04:53
by peter__lawrey
2009-01-17 10:27
Java Garbage Collection Question
2
1090 by rjain1978
2009-01-19 22:55
by briand
2009-02-10 09:15
Is HashMap.KeySet() thread safe ?
1
691 by devuser007
2009-01-21 18:14
by peter__lawrey
2009-01-21 23:55
Large app, large Heap and very lage GC pauses
8
3312 by flpgdt
2009-01-29 06:28
by peter__lawrey
2009-02-03 14:16
Thread scheduling
2
665 by devuser007
2009-02-07 05:30
by devuser007
2009-02-07 16:53
Young Collections taking longer than Full ones
3
533 by matormo
2009-02-11 05:42
by matormo
2009-02-13 00:50
Performance of ByteBuffers vs Arrays
1
1167 by byhisdeeds
2009-02-11 15:28
by peter__lawrey
2009-02-12 00:10
Java apps just won't work no matter what!
8
1047 by husblas
2009-02-18 09:17
by peter__lawrey
2009-02-20 00:37
Threading model and Scheduling
3
433 by overflow
2009-02-18 09:36
by linuxhippy
2009-02-18 17:11
UseCompressedOops switch
2
1284 by samuelto
2009-02-18 10:41
by peter__lawrey
2009-04-21 13:17
Which CRM system has the best Search capability?
2
336 by lisaanderson
2009-02-24 01:44
by donjoaoresort
2009-04-25 01:11
Frequent Full GC?
8
6995 by tsaik
2009-02-24 22:56
by tsaik
2009-02-25 12:56
Performance Issues.
1
272 by janesis
2009-03-03 02:12
by georgemichael
2009-03-03 04:14
JAR loading question
3
224 by java_account
2009-03-06 12:54
by peter__lawrey
2009-03-06 14:21
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
Why not FullGC ?
4
631 by claudio
2009-03-13 10:37
by briand
2009-03-13 12:34
major gc taking much time in java 1.6
4
671 by coolprashant_nitk
2009-04-08 08:37
by coolprashant_nitk
2009-04-09 10:53
Garbage Collection Pauses & Non-interruptable System Calls
3
546 by mmaxey
2009-04-14 06:44
by briand
2009-04-15 08:44
JNI Performance?
4
1561 by ted_graham
2009-04-15 07:22
by linuxhippy
2009-04-22 03:36
Bad performance when moving from 1.5 to 1.6 with GC as ConcMarkSweepGC
5
845 by sbaronia
2009-04-22 14:19
by linuxhippy
2009-04-23 12:14
too much 'system time' on java/linux webapp
1
487 by eoster
2009-04-25 00:28
by eoster
2009-04-26 05:33
Measuring the memory usage of a algorithm
3
964 by mortennobel
2009-04-25 07:47
by peter__lawrey
2009-04-25 08:50
ThreadState during GC
2
359 by rwillie6
2009-04-28 10:41
by fred34
2009-04-29 16:08
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