APAR status
Closed as program error.
Error description
On a system where applications are using message handles, operating system commands to measure memory use show that amqrmppa processes consume large amounts of memory. This memory use increases over a period of time.
Local fix
Problem summary
**************************************************************** USERS AFFECTED: Users of IBM MQ v7.5 who use message handles may be affected by this problem. Platforms affected: MultiPlatform **************************************************************** PROBLEM DESCRIPTION: When getting a message using message handles some memory was allocated by the IBM MQ queue manager's channel pool process, which was not freed. If this problem was not corrected then the system may have eventually run out of available memory.
Problem conclusion
The IBM MQ queue manager channel pool process code has been corrected so that memory that was previously leaked is now freed. --------------------------------------------------------------- The fix is targeted for delivery in the following PTFs: Version Maintenance Level v7.5 7.5.0.9 The latest available maintenance can be obtained from 'WebSphere MQ Recommended Fixes' http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037 If the maintenance level is not yet available information on its planned availability can be found in 'WebSphere MQ Planned Maintenance Release Dates' http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309 ---------------------------------------------------------------
Temporary fix
Comments
APAR Information
APAR number
IT24066
Reported component name
WMQ BASE MULTIP
Reported component ID
5724H7241
Reported release
750
Status
CLOSED PER
PE
NoPE
HIPER
YesHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2018-02-14
Closed date
2018-02-26
Last modified date
2018-03-23
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
PI94304
Fix information
Fixed component name
WMQ BASE MULTIP
Fixed component ID
5724H7241
Applicable component levels
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSDEZSF","label":"IBM WebSphere MQ Managed File Transfer for z\/OS"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.5","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]
Document Information
Modified date:
31 March 2023