PK12494: NODE AGENT LOSES CONTACT WITH APPSERVERS, WEBSPHERE APPLICATION SERVER V5

 A fix is available

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APAR status
Closed as program error.

Error description
Periodically, the Node Agent will lose contact with it's
Application Servers. Status of these servers at the admin
console will appear as 'stopped' or 'unavailable'. Messages that
appear are
ADML0060W: Cannot contact server "xxxxxx".
Local fix Problem summary
****************************************************************
* USERS AFFECTED: All users of WebSphere Application Server    *
*                 V5.0 for z/OS                                *
****************************************************************
* PROBLEM DESCRIPTION: Intermittently application servers      *
*                      become unmanageable. Symptoms include   *
*                      invalid status or inability to          *
*                      start/stop the server.                  *
*                                                              *
*                      Error message ADML0060W is seen in the  *
*                      NodeAgent joblog.                       *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Intermittently application servers become unmanageable.
symptoms include invalid status or inability to start/stop the
server.  The NodeAgent permanently loses contact with
application servers.

In addition, the following error message appears in the
NodeAgent log:

 FunctionName: com.ibm.ws.management.nodeagent.PidWaiter
 SourceId: com.ibm.ws.management.nodeagent.PidWaiter
 Category: WARNING
 ExtendedMessage: ADML0060W: Cannot contact server "server1".
Problem conclusion
Changed the NodeAgent code to perform a more reliable check of
server status.

APAR PK12494 is associated with SERVICE LEVEL W502036 of
WebSphere Application Server V5.0 for z/OS.
Temporary fix Comments
APAR information
APAR number PK12494
Reported component name WEBSPHERE FOR Z
Reported component ID 5655I3500
Reported release 500
Status CLOSED PER
PE NoPE
HIPER NoHIPER
Special Attention NoSpecatt
Submitted date 2005-09-26
Closed date 2005-11-17
Last modified date 2005-12-07

APAR is sysrouted FROM one or more of the following:

APAR is sysrouted TO one or more of the following:
PK12495

Modules/Macros
BBOUBINF          

Publications Referenced

Fix information
Fixed component name WEBSPHERE FOR Z
Fixed component ID 5655I3500

Applicable component levels
R500 PSY UK09246    UP05/11/22 P F511

  Fix is available
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Document Information


Current web document: swg1PK12494.html
Product categories: Software > Application Servers > Distributed Application & Web Servers > WebSphere Application Server for z/OS
Operating system(s):
Software version: 500
Software edition:
Reference #: PK12494
IBM Group: Software Group
Modified date: Dec 7, 2005