Use Java VisualVM to see PermGen memory allocation and troubleshoot. It would also let you validate that your sizing parameters are properly set.
On Tue, Nov 29, 2016 at 2:09 AM, Kaushal Shriyan <kaushalshri...@gmail.com> wrote: > Hi, > > I am seeing the below PermGen space issue in tomcat catalina.out file. > Currently i am running Apache Tomcat Version 7.0.59 on CentOS release 6.8 > (Final) > java -version > java version "1.7.0_80" > Java(TM) SE Runtime Environment (build 1.7.0_80-b15) > Java HotSpot(TM) 64-Bit Server VM (build 24.80-b11, mixed mode) > > Exception in thread "http-bio-8080-exec-120" java.lang.OutOfMemoryError: > PermGen space > Exception in thread "http-bio-8080-exec-165" java.lang.OutOfMemoryError: > PermGen space > > 2016-11-28 13:40:30.543 ERROR 19011 --- [o-8080-exec-110] > o.s.boot.context.web.ErrorPageFilter : Forwarding to error page from > request [/push-notifications] due to exception [PermGen space] > java.lang.OutOfMemoryError: PermGen space > > > Is there a way to debug PermGen space issue and are there any tools to > debug the same. Currently i have set -XX:MaxPermSize=1024m. How do i > determine what value should be set for MaxPermSize? > > Any help will be highly appreciable. Please do let me know if you need any > additional details. > > Thanks in Advance > > Regards, > > Kaushal >
