Great!!! Needless to say on a 64bit machine. And are you usinge an enterprise kernel (from Red Hat Enterprise or CentOS one)?
Thank you Caveman On Mon, Apr 15, 2013 at 9:38 AM, Knut Staring <knu...@gmail.com> wrote: > This discussion can be of interest to DHIS2 administrators as well. > > ---------- Forwarded message ---------- > From: James Arbaugh <jarba...@hashaiti.org> > Date: Sun, Apr 14, 2013 at 10:25 PM > Subject: RE: Improving Tomcat memory parameters > To: implement...@openmrs.org > > > Hi Ellen,**** > > ** ** > > We ran into those painful problems in the past too. One thing we did was > added a crontab job to restart tomcat automatically during the night twice > a week as “preventative” maintenance.**** > > ** ** > > FYI: our production server (with 46GB physical memory) runs stable with > the following tomcat configuration…**** > > CATALINA_OPTS="-Xms10240m -XX:PermSize=6144m -XX:MaxPermSize=6144m > -XX:NewSize=4096m"**** > > ** ** > > Thanks,**** > > James**** > > ** ** > > *From:* implement...@openmrs.org [mailto:implement...@openmrs.org] *On > Behalf Of *Ellen Ball > *Sent:* Thursday, April 11, 2013 5:33 PM > *To:* implement...@openmrs.org > *Subject:* Improving Tomcat memory parameters > *Importance:* Low**** > > ** ** > > We've experienced the pain of tomcat crashing on an OpenMRS 1.9.3 > production server with this memory error: "Java.lang.OutOfMemoryError: > PermGen"**** > > - The server has 32GB of RAM. **** > - tomcat is using JAVA_OPTS = "-Xmx512m -Xms512m -XX:PermSize=256m > -XX:MaxPermSize=256m -XX:NewSize=128m"**** > > Has anyone else seen this error? Has anyone experimented with increased > memory parameter values? It seems that the Xmx and Xms values should be > the same for a server ("In a server environment, you normally want Xms > and Xmx set to the same value to avoid heap thrashing."). The heap space > shouldn't be too high, but if anyone know the optimal size that would be > helpful.**** > > ** ** > > Thanks,**** > > ** ** > > Ellen Ball**** > > Partners In Health**** > > ** ** > > **** > > -- > OpenMRS Implementers: http://go.openmrs.org/implementers > Post: implement...@openmrs.org > Unsubscribe: implementers+unsubscr...@openmrs.org > Manage your OpenMRS subscriptions at https://id.openmrs.org/ > > **** > > -- > OpenMRS Implementers: http://go.openmrs.org/implementers > Post: implement...@openmrs.org > Unsubscribe: implementers+unsubscr...@openmrs.org > Manage your OpenMRS subscriptions at https://id.openmrs.org/ > > > > > > -- > Knut Staring > Dept. of Informatics, University of Oslo > +4791880522 > http://dhis2.org > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-users > Post to : dhis2-users@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dhis2-users > More help : https://help.launchpad.net/ListHelp > >
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