Hi Manfred
But you must realize this is a known issue , and now documented issue,
http://java.net/jira/browse/GLASSFISH-13053
Have a look at this blog by Frank Kieviet (Oracle): - Quite difficult to
understand, since it's not a simple matter
http://blogs.oracle.com/fkieviet/entry/classloader_leaks_the_dreaded_java
and then how to 'Fix':
http://blogs.oracle.com/fkieviet/entry/how_to_fix_the_dreaded
http://blogs.oracle.com/fkieviet/entry/more_on..._how_to_fix
regards
Richard
On 11 May 2011 16:44, Manfred Riem <mriem_at_manorrock.org> wrote:
> Hi Matthias,
>
>
>
> While I understand where you are coming from I would seriously investigate
> which library is causing this problem. I routinely redeploy applications
> and
> I do not hit PermGen space errors for a long long long (months) while.
>
>
>
> I know that it is not a fix, but if you can isolate the culprit you might
> be
>
> able to replace it with a better library.
>
>
>
> Regards,
> Manfred
>
>
>
>
>
> *From:* matthias.fraass_at_tricoder.net [mailto:matthias.fraass_at_gmail.com]
> *Sent:* Wednesday, May 11, 2011 7:51 AM
> *To:* quality_at_glassfish.java.net
> *Subject:* Re: Is anyone else hitting 'OutOfMemoryError: PermGen space' on
> a regular basis with GlassFish 3.0 ?
>
>
>
> Hi Folks,
>
>
>
> sad but true: One of the important features of a app server - to redeploy
> one application while the others are still running - has been defeated by
> this :(. I just can't trust on "I guess PermGen space will be enough after
> this redeployment" in a production environment.
>
>
>
> So this bug (more of a GC design error...) made us restart our production
> app servers after every redeployment.
>
> Which means we can only restart it at 01:00 am.
>
> Which means that there are no monitored redeployments during office times.
>
>
>
> That was really a big disappointment in JEE.
>
>
>
> -Matthias
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