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Re: [wtp-dev] OutOfMemory in PermGen
|
Hi Raev,
I ran into the same
problem while doing my smoke testing as well. I talked to John Lanuti
about this. He indicated that he usually uses a setting of -Xmx512M
-XXMaxPermSize=128m, so I used this setting as well, which stopped the
OOM errors from occuring. This setting actually reduces the Perm
size in half, but doubles the other memory setting. This seemed
to work for me. I'm a bit concerned as well that somewhere along
the line a memory leak may have been introduced. Are there any performance
guys out there that could verify whether or not there is a memory leak.
Thanks.
Peter Moogk
Rational Web Services Development
IBM Canada Ltd.
pmoogk@xxxxxxxxxx
D3-353/ENX/8200/MKM
(905) 413-3458
"Raev, Kaloyan"
<kaloyan.raev@xxxxxxx>
Sent by: wtp-dev-bounces@xxxxxxxxxxx
08/31/2007 02:52 AM
Please respond to
"General discussion of project-wide or architectural issues."
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Subject
| [wtp-dev] OutOfMemory in PermGen |
|
Hello,
Yesterday, while I was executing the smoke
tests on the wtp-sdk-M-2.0.1-20070830145135 build I got OutOfMemoryError:
PermGen… 3 times. This means:
1. I execute smoke test steps.
2. OOM is thrown - restart Eclipse.
3. Continue smoke test steps.
4. OOM is thrown - restart Eclipse.
5. Continue smoke test steps.
6. OOM is thrown - restart Eclipse.
7. Finish smoke test scenario.
This is the first time I have ever got OutOfMemory
in the PermGen on a pure WTP stack. Reading the eclipse.ini file I see
that the MaxPermSize is set to 256M, which is a significant value. While
this can be easily worked around by increasing the MaxPermSize value, I
am quite anxious what has happened lately that so many classes are loaded.
It is just opening few wizards and views that are enough to spent all of
the PermGen.
Has anybody else got the same problem?
Which is the bugzilla component where I should
report bugs like this one?
Here is an example of the OOM error from my
.log file.
!ENTRY org.eclipse.ui 4 0 2007-08-30 21:53:19.434
!MESSAGE Unhandled event loop exception
!STACK 0
java.lang.OutOfMemoryError: PermGen space
at java.lang.ClassLoader.defineClass1(Native
Method)
at java.lang.ClassLoader.defineClass(Unknown
Source)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.defineClass(DefaultClassLoader.java:161)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:501)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:471)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:430)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:413)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:189)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:340)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:408)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:369)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:357)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
at java.lang.ClassLoader.loadClass(Unknown
Source)
at java.lang.ClassLoader.loadClassInternal(Unknown
Source)
at java.lang.ClassLoader.defineClass1(Native
Method)
at java.lang.ClassLoader.defineClass(Unknown
Source)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.defineClass(DefaultClassLoader.java:161)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:501)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:471)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:430)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:413)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:189)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:340)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:408)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:369)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:357)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
at java.lang.ClassLoader.loadClass(Unknown
Source)
at java.lang.ClassLoader.loadClassInternal(Unknown
Source)
at org.eclipse.wst.server.ui.internal.view.servers.ServerActionHelper.fillNewContextMenu(ServerActionHelper.java:49)
at
org.eclipse.wst.server.ui.internal.view.servers.ServersView.fillContextMenu(ServersView.java:319)
Greetings,
Kaloyan Raev
Senior Developer
NW C JS TOOLS JEE (BG)
SAP Labs Bulgaria
T +359/2/9157-416
mailto:kaloyan.raev@xxxxxxx
www.sap.com
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