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IV22707: MEMORY LEAK IN AMQZLAA0 PROCESS WHEN INQUIRING TOPIC STATUS FOR A TOPIC STRING CONTAINING A WILDCARD

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APAR status

  • Closed as program error.

Error description

  • There is a memory leak in the amqzlaa0 process whenever the
    topic status is inquired for a topic string that contains a
    wildcard character. For example, running the following runmqsc
    command will result in memory being leaked.
    
    DISPLAY TPSTATUS('#')
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users of WebSphere MQ publish/subscribe.
    
    Platforms affected:
    All Distributed (iSeries, all Unix and Windows)
    ****************************************************************
    PROBLEM SUMMARY:
    Memory was allocated during the parsing of the topic string
    containing the wildcard character, but wasn't freed once the
    parsing was complete.
    

Problem conclusion

  • Once parsing of the topic string is complete, the memory is
    freed.
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
                       v7.0
    Platform           Fix Pack 7.0.1.10
    --------           --------------------
    Windows            7.0.1.10
    AIX                7.0.1.10
    HP-UX (PA-RISC)    7.0.1.10
    HP-UX (Itanium)    7.0.1.10
    Solaris (SPARC)    7.0.1.10
    Solaris (x86-64)   7.0.1.10
    iSeries            7.0.1.10
    Linux (x86)        7.0.1.10
    Linux (x86-64)     7.0.1.10
    Linux (zSeries)    7.0.1.10
    Linux (Power)      7.0.1.10
    
                       v7.1
    Platform           Fix Pack 7.1.0.2
    --------           --------------------
    Windows            7.1.0.2
    AIX                7.1.0.2
    HP-UX (Itanium)    7.1.0.2
    Solaris (SPARC)    7.1.0.2
    Solaris (x86-64)   7.1.0.2
    iSeries            7.1.0.2
    Linux (x86)        7.1.0.2
    Linux (x86-64)     7.1.0.2
    Linux (zSeries)    7.1.0.2
    Linux (Power)      7.1.0.2
    
    Platform           v7.5
    --------           --------------------
    Multiplatforms     7.5.0.1
    
    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

    IV22707

  • Reported component name

    WMQ AIX V7

  • Reported component ID

    5724H7221

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-06-11

  • Closed date

    2012-06-29

  • Last modified date

    2012-06-29

  • APAR is sysrouted FROM one or more of the following:

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

    PM67923

Fix information

  • Fixed component name

    WMQ AIX V7

  • Fixed component ID

    5724H7221

Applicable component levels

  • R710 PSY

       UP

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Document Information

Modified date:
29 June 2012