Fixes are available
APAR status
Closed as program error.
Error description
XMS Session.Commit call hangs when the XMS Message Listener's call back is busy processing the messages and at the same-time main thread issues for MessageListener deregistration (MessageListener= null).
Local fix
Problem summary
**************************************************************** USERS AFFECTED: This problem would affect users using XMS .Net 2.0 connecting to WMQ in Asynchronous mode performing Commit call in OnMessageCallBack method and simultaneously consumer/session close from a different thread. Platforms affected: Windows **************************************************************** PROBLEM SUMMARY: The deadlock between the commit call and message listener on 2 threads simultaneously was causing this issue.
Problem conclusion
We added few thread safety locks to the asynchronous message handling code.
Temporary fix
Comments
APAR Information
APAR number
IZ89490
Reported component name
MSG SRVCS CL .N
Reported component ID
5724M2100
Reported release
200
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2010-11-19
Closed date
2010-11-26
Last modified date
2010-11-26
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
MSG SRVCS CL .N
Fixed component ID
5724M2100
Applicable component levels
R200 PSY
UP
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Document Information
Modified date:
26 November 2010