Problem Symptoms:  

A Cognos BI Server installation experiences outages, showing an error:
java.lang.OutOfMemoryError: PermGen space

This error may be displayed to users via Cognos Connection or appear in log files.

Cause:
The allocated Permanent Generation space is insufficient for the running application.

Resolution:  

Resolution can be found at IBM support page:
http://www-01.ibm.com/support/docview.wss?uid=swg21643252

Additional Information

See also attached

Category: Configuration/ARC

Subject: ARC

• Article last edited: 2/27/2015