Hung JVM consuming 100% CPU

Question

We have a JAVA server running on Sun JRE 6u20 on Linux 32-bit (CentOS). We use the Server Hotspot with CMS collector with the following options (I\'ve only provided the relevant

Answer 1

I am also having this problem on a Linux 64bit Fedora15. I am running tomcat using JSVC on port 80. And some times jvm hangs taking 100% CPU. But when I run

jmap -F -histo [tomcat-pID] 

everything goes back to normal.

I read http://mail-archives.apache.org/mod_mbox/tomcat-users/200305.mbox/%3C3EB7FC4D.7040306@sfw.com.br%3E

But this issue started happening all of a sudden without any change in the codebase.