Re: [Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-20 Thread helix84
On Tue, Mar 20, 2012 at 18:36, Peter Dietz wrote: > re:Multiple Tomcats.. Having Tomcat installed from the repository gives the convenience of easy updates. You might want to check this out: http://code.google.com/p/debian-tomcat-scripts/source/browse/#svn%2Ftrunk%2Fmultiple-instances Or just s

Re: [Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-20 Thread Peter Dietz
Hi Martin, re: 3GB memory That might be ok, its unfortunate that Java apps are memory expensive. Our production system hosts one instance of DSpace, and that is running well on 2.5GB. My development computer has 8GB, and have several instances, but has virtually no load. I've heard of some places

Re: [Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-20 Thread Martin Musacchio
Hi Peter, thanks for your reply. Actually I could never make those parameters work in the catalina.sh file. I tried a lot. Finally today after days of trying I managed to do some trickery to make them work inside the /etc/init.d/tomcat script from the OS (Debian). I know it's not elegant an

Re: [Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-19 Thread Peter Dietz
Hi Martin, Sorry to hear about your tomcat performance woes. What is working for me to set some properties for tomcat, is to alter /opt/apache-tomcat-6.0.35/bin/catalina.sh And at about line 87 (right after the comments, and before anything else gets set, I add: JAVA_OPTS="-Xms512m -Xmx1024m -XX

Re: [Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-19 Thread Martin Musacchio
As of now I also tried adding the memory parameters of CATALINA_OPTS to the root .profile file and the tomcat user .profile but after a "source" command for reloading and a tomcat restart, I then run ps aux | grep tomcat and see the same as before; not my parameters. Note that if I do echo

[Dspace-tech] memory problem and 'Exception Processing ErrorPage'

2012-03-19 Thread Martin Musacchio
Hi all. I have about 8 or 9 JSPUI dspace installations in a server which has 3 GB of RAM. Four of them are active and the other ones are smaller projects that mostly don't get used. After our last install, 1.6.2 JSPUI, which is an image repository, I started getting tomcat hangs almost hou