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Questions tagged
jvm-hotspot
12 questions
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11
votes
1
answers
Why java.lang.Object.getClass() (and reflection) is slower than usual?
java
reflection
jvm
jvm-hotspot
asked 2013-01-09T09:41:30.740
94
votes
1
answers
What does the UseCompressedOops JVM flag do and when should I use it?
java
memory
jvm
jvm-hotspot
asked 2012-06-15T16:15:34.347
12
votes
1
answers
Java vs C# Multithreading performance, why is Java getting slower? (graphs and full code included)
java
c#
.net
file-io
jvm-hotspot
asked 2012-04-05T11:32:14.347
15
votes
2
answers
Hotspot7 hsdis PrintAssembly Intel Syntax
java
assembly
jvm-hotspot
asked 2012-02-18T01:25:22.163
54
votes
3
answers
-XX:MaxPermSize with or without -XX:PermSize
java
jvm
jvm-hotspot
permgen
asked 2011-12-02T12:35:45.397
47
votes
3
answers
Default for XX:MaxDirectMemorySize
java
memory-management
jvm
jvm-arguments
jvm-hotspot
asked 2010-09-22T21:29:51.927
16
votes
2
answers
What do -XX:-PrintGC and XX:-PrintGCDetails flags do?
java
garbage-collection
jvm
jvm-hotspot
asked 2009-11-29T12:29:05.373
47
votes
3
answers
Read Java JVM startup parameters (eg -Xmx)
java
configuration
jvm
jvm-hotspot
asked 2009-10-05T03:59:12.473
41
votes
4
answers
How can I code Java to allow SSE use and bounds-check elimination (or other advanced optimizations)?
java
performance
optimization
jvm-hotspot
bounds-check-elimination
asked 2009-08-29T21:28:13.057
20
votes
6
answers
JVM -XX:+StringCache argument?
java
jvm
jvm-hotspot
jvm-arguments
asked 2009-06-26T16:14:20.007
24
votes
2
answers
How do I programmatically find out my PermGen space usage?
java
memory-leaks
jvm-hotspot
permgen
asked 2009-03-30T14:00:52.090
428
votes
11
answers
Real differences between "java -server" and "java -client"?
java
jvm
jvm-hotspot
asked 2008-10-13T18:40:13.260