A fix is available
APAR status
Closed as program error.
Error description
The CPU usage of amqrmppa process increases suddenly while mq activities have not changed. The MQ trace file shows these lines repeated indefinitely. ----{ lpiSPICloseScratchPad Hobj(4) -----{ zstGetPCD ------{ zstVerifyPCD ------} zstVerifyPCD rc=OK -----} zstGetPCD rc=OK -----{ ziiBreakConnection -----} ziiBreakConnection rc=OK ----}! lpiSPICloseScratchPad rc=MQRC_CONNECTION_BROKEN ----{ rrxError RetCode = 20009590, rc1 = 2009, rc2 = 0, Comment1 = '', Comment2 = '', Comment3= 'AIX ', File= '/build/slot1/p750_P/src/lib/remote/amqrsyna.c', Line= '1382' ----}! rrxError rc=rrcE_CLOSE_SCRATCHPAD_FAILED
Local fix
Problem summary
**************************************************************** USERS AFFECTED: All users of IBM MQ. Platforms affected: MultiPlatform **************************************************************** PROBLEM DESCRIPTION: A coding error meant that the IBM MQ channel agent process (amqrmppa) had the potential to enter an infinite loop during channel initialization.
Problem conclusion
The IBM MQ queue manager code has been changed to prevent the possibility of an inifinite loop. --------------------------------------------------------------- The fix is targeted for delivery in the following PTFs: Version Maintenance Level v7.5 7.5.0.8 v8.0 8.0.0.6 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
IT15705
Reported component name
WMQ BASE MULTIP
Reported component ID
5724H7241
Reported release
750
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2016-06-14
Closed date
2016-07-28
Last modified date
2017-03-10
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
WMQ BASE MULTIP
Fixed component ID
5724H7241
Applicable component levels
R750 PSY
UP
[{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSFKSJ","label":"WebSphere MQ"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.5"}]
Document Information
Modified date:
26 August 2021