Fix (APAR):  JR28515

Status:  Fix

Release:  6.0.2.3,6.0.2.2,6.0.2.1,6.0.2

Operating System:  AIX,HP-UX,i5/OS,Linux,Solaris,Windows

Supersedes Fixes:  

CMVC Defect:  JR28515

Byte size of APAR:  25387

Date: 2008-03-11

Abstract:  WebSphere Process Server crashes with OutOfMemoryError.

Description/symptom of problem:  
JR28515 resolves the following problem:

ERROR DESCRIPTION:                                              
We need to modify FFDC logging such that it doesn't need to dump
huge objects which cause memory problems.                       

LOCAL FIX:                                                      
None                                                            

PROBLEM SUMMARY

USERS AFFECTED:
WebSphere Process Server and WebSphere
Enterprise Service Bus 6.0.2.x and 6.1.x
users.

PROBLEM DESCRIPTION:
WebSphere Process Server crashes with
OutOfMemoryError.

RECOMMENDATION:
None

Allocation Failure for large contiguous memory from Java
Virtual Machine by WebSpher Process Server runtime's FFDC
logging infrastructure causes it to crash with
OutOfMemoryError.

PROBLEM CONCLUSION:                                             
Apply ifix for JR28515 to resolve OutOfMemory issue.            


Directions to apply fix:  
Download and follow Update Installer installation instructions.  The Update Installer can be downloaded from the following link:
http://www.ibm.com/support/docview.wss?rs=180&uid=swg21205991

1) Copy the pak file to the directory maintenance in the UpdateInstaller directory

2) Shutdown WebSphere Process Server. It is important that you perform a controlled and complete shutdown of the server to ensure that all transactions have completed, before installing the fix.

3) Run the UpdateInstaller and follow the prompts.

4) Restart WebSphere Process Server.

Directions to remove fix:  
NOTE:  FIXES MUST BE REMOVED IN THE REVERSE ORDER IN WHICH THEY WERE APPLIED.  DO NOT REMOVE A FIX UNLESS  ALL FIXES APPLIED AFTER IT HAVE FIRST BEEN REMOVED.  YOU MAY REAPPLY ANY REMOVED FIX.

Example:  If your system has fix1, fix2, and fix3 applied in that order and fix2 is to be removed, fix3 must be removed first, then fix2 may be removed

1) Shutdown WebSphere Process Server. It is important that you perform a controlled and complete shutdown of the server to ensure that all transactions have completed, before installing the fix.

2) Follow the Fix instructions that are packaged with the Fix Installer on how to uninstall and reinstall the Fix.

3) Restart WebSphere Process Server.

Directions to re-apply fix:  
1) Shutdown WebSphere Process Server. It is important that you perform a controlled and complete shutdown of the server to ensure that all transactions have completed, before installing the fix.

2) Run the UpdateInstaller and follow the instructions. The Update Installer can be downloaded from the following link:
http://www.ibm.com/support/docview.wss?rs=180&uid=swg21205991

3) Restart WebSphere Process Server.

Additional Information: