PQ80404: JVM HEAP MEMORY LEAK. THE HEAP FREE SPACE WAS GRADUALLY DECREASING AFTER EACH GC.

 A fix may be available

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APAR status
Closed as program error.

Error description
JVM Heap memory leak.   The Heap free space was gradually
decreasing after each GC. The problem was that objects from
com/ibm/ejs/ras/TraceEvent were not collected.The distributed
APAR PQ49758 for TraceEvent storage leak was partially rolled-up
by Z/OS WebSphere v4.01 
PQ59626 / UQ66195: the WebGroup.java
file was rolled up but not the CBuffLgger.java.
Local fix Problem summary
****************************************************************
* USERS AFFECTED: All users of WebSphere Application Server    *
*                 version 4.0.1 for z/OS and OS/390.           *
****************************************************************
* PROBLEM DESCRIPTION: When a Servlet which doen't exist is    *
*                      requested many times from the WebSphere *
*                      Application Server simple configuration *
*                      option, the JVM Heap free space         *
*                      decreases over time.                    *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
When a Servlet which doen't exist is requested many times from
the WebSphere Application Server simple configuration option,
the JVM Heap free space decreases over time.
Problem conclusion
The size of the circular buffer which prints diagnostic
information to a file in the event that a severe problem effects
WebSphere Application Server has been reduced.

APAR PQ80404 is associated with SERVICE LEVEL W401606 of
WebSphere Application Server version 4.0.1 for z/OS and OS/390.
Temporary fix Comments
APAR information
APAR number PQ80404
Reported component name WEBSPHERE OS/39
Reported component ID 5655A9800
Reported release 401
Status CLOSED PER
PE NoPE
HIPER NoHIPER
Submitted date 2003-11-03
Closed date 2003-11-21
Last modified date 2004-01-03

APAR is sysrouted FROM one or more of the following:

APAR is sysrouted TO one or more of the following:

Modules/Macros
EJSJWBJR          

Fix information
Fixed component name WEBSPHERE OS/39
Fixed component ID 5655A9800

Applicable component levels
R401 PSY UQ82447    UP03/12/03 P F312

  Fix is available
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Document Information


Product categories: Software > Application Servers > Distributed Application & Web Servers > WebSphere Application Server for z/OS
Operating system(s):
Software version: 401
Software edition:
Reference #: PQ80404
IBM Group: Software Group
Modified date: Jan 3, 2004