Re: [Dspace-tech] High CPU usage

2013-09-15 Thread helix84
Hi Elvi, I can't tell you why your Tomcat is using 100% CPU, but I'm fairly sure that NullPointerException is not directly related to that. To find out the problem, you should use a Java profiler and find which function Tomcat spends most time in. One other potential source of this could be

[Dspace-tech] High CPU usage

2013-09-13 Thread Nemiz, Elvi
Dear all, Lately we are encountering unusual high CPU usage of our repository which causes it to hang. Restarting the tomcat service usually resolved this problem. I created a batch file that monitors cpu usage and if it reached 100%, it will stop and start the tomcat service automatically.