cool thx for that list! On Tue, Apr 1, 2008 at 5:50 PM, godin <[EMAIL PROTECTED]> wrote:
> a common solution is to use this vm options > -XX:+CMSPermGenSweepingEnabled > -XX:+CMSClassUnloadingEnabled > but be aware that this options are avaible in only recent jdk > http://blogs.sun.com/watt/resource/jvm-options-list.html > regards marc > > > > > > > Piller Sébastien a écrit : > > Thanks... but it's impossible to find a clear solution to this problem > > over the internet... Each things I try fails miserably... Nobody can > > provide something that works... Setting the > > "hibernate.bytecode.use_reflection_optimizer" property has no effect. > > And others solutions are bad: monitor the application and manually > > restitue the memory of useless objects, etc... > > > > Am I sentenced to restart Tomcat each time I redeploy the app? I am > > under a shared server, I can't restart it myself! What do you do, you, > > when you are deploying your applications? Do you phone to your > > provider to ask him to restart the server himself? Or did you find a > > workaround? > > > > It's so annoying... That's a problem everybody has when using tomcat, > > but nobody can give a solution... > > > > > > > > Martijn Dashorst a écrit : > >> http://www.google.com/search?q=permgen+outofmemory+tomcat > >> > >> On 4/1/08, Piller Sébastien <[EMAIL PROTECTED]> wrote: > >> > >>> Hello everybody, > >>> > >>> I found some problem with my app, when I deploy it/undeploy it > several > >>> times under Tomcat (5.5) (Unix and Windows). I copied my app war file > in the > >>> webapp dir, and when it has been fully deployed, I surf on some pages. > After > >>> that, I delete that war, wait for the end of undeployment, and did it > again. > >>> The memory used by tomcat grows on each cycle. I did it about ten > times, and > >>> after that I got the message below: > >>> > >>> > >>> java.lang.OutOfMemoryError: PermGen space > >>> at java.lang.ClassLoader.defineClass1(Native Method) > >>> at java.lang.ClassLoader.defineClass(Unknown Source) > >>> at java.security.SecureClassLoader.defineClass(Unknown > >>> Source) > >>> at > >>> org.apache.catalina.loader.WebappClassLoader.findClassInternal( > WebappClassLoader.java:1853) > >>> at > >>> org.apache.catalina.loader.WebappClassLoader.findClass( > WebappClassLoader.java:875) > >>> at > >>> org.apache.catalina.loader.WebappClassLoader.loadClass( > WebappClassLoader.java:1330) > >>> at > >>> org.apache.catalina.loader.WebappClassLoader.loadClass( > WebappClassLoader.java:1209) > >>> at java.lang.ClassLoader.loadClassInternal(Unknown > >>> Source) > >>> at java.lang.Class.getDeclaredMethods0(Native Method) > >>> at java.lang.Class.privateGetDeclaredMethods(Unknown > >>> Source) > >>> at java.lang.Class.getMethod0(Unknown Source) > >>> at java.lang.Class.getMethod0(Unknown Source) > >>> at java.lang.Class.getMethod0(Unknown Source) > >>> at java.lang.Class.getMethod0(Unknown Source) > >>> at java.lang.Class.getMethod0(Unknown Source) > >>> at java.lang.Class.getMethod(Unknown Source) > >>> at > >>> org.apache.wicket.util.lang.PropertyResolver.findGetter( > PropertyResolver.java:506) > >>> at > >>> org.apache.wicket.util.lang.PropertyResolver.getGetAndSetter( > PropertyResolver.java:331) > >>> at > >>> org.apache.wicket.util.lang.PropertyResolver.getObjectAndGetSetter( > PropertyResolver.java:275) > >>> at > >>> org.apache.wicket.util.lang.PropertyResolver.getValue( > PropertyResolver.java:84) > >>> at > >>> org.apache.wicket.model.AbstractPropertyModel.getObject( > AbstractPropertyModel.java:113) > >>> at > >>> org.apache.wicket.Component.getModelObject(Component.java:1539) > >>> at > >>> > org.apache.wicket.markup.html.form.AbstractSingleSelectChoice.getModelValue > (AbstractSingleSelectChoice.java:140) > >>> at > >>> org.apache.wicket.markup.html.form.FormComponent.getValue( > FormComponent.java:744) > >>> at > >>> org.apache.wicket.markup.html.form.AbstractChoice.onComponentTagBody( > AbstractChoice.java:344) > >>> at > >>> org.apache.wicket.Component.renderComponent(Component.java:2459) > >>> at > >>> org.apache.wicket.MarkupContainer.onRender(MarkupContainer.java:1354) > >>> at > >>> org.apache.wicket.Component.render(Component.java:2296) > >>> at > >>> org.apache.wicket.MarkupContainer.renderNext(MarkupContainer.java > :1240) > >>> at > >>> org.apache.wicket.MarkupContainer.renderAll(MarkupContainer.java:1370) > >>> at org.apache.wicket.Page.onRender(Page.java:1446) > >>> at > >>> org.apache.wicket.Component.render(Component.java:2296) > >>> > >>> As you can see, it talks about Wicket, but I don't know if it is > really > >>> related to it. I tried on Tomcat5.5/Linux too, and the message is not > >>> exactly the same, but it stills speak of PermGen. > >>> > >>> PS: I use Hibernate 3.2.6ga and several other things in my app, like > >>> Jasper, JFreeChart and C3P0 . > >>> > >>> Does anybody know how to avoid this? Or is the Tomcat list a better > place > >>> for this? > >>> > >>> Thanks! > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> For additional commands, e-mail: [EMAIL PROTECTED] > >>> > >> > >> > >> > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] For > > additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
