IBM Support

IT18032: FDC WITH PROBEID ZT079002 IN ZUTLOCKLOCALTHREADS ON AIX V7.2

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APAR status

  • Closed as program error.

Error description

  • A Failure Data Capture (FDC) file with Probe Id ZT079002 is
    generated:
    Operating System :- AIX 7.2
    Probe Id     :- ZT079002
    Component     :- zutLockLocalThreads
    SCCS Info     :- /build/slot1/p800_P/src/lib/zu/amqzulkx.c,
    Line Number    :- 158
    Major Errorcode  :- xecF_E_UNEXPECTED_SYSTEM_RC
    Minor Errorcode  :- OK
    Probe Type    :- MSGAMQ6119
    Probe Severity  :- 2
    Probe Description :- AMQ6119: An internal WebSphere MQ error has
    occurred
    Arith1      :- 22 (0x16)
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users of IBM MQ on AIX version 7.2
    
    
    Platforms affected:
    AIX
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    An error condition specific to AIX 7.2 was not correctly handled
    by the MQ queue manager locking routines when claiming an
    internal MQ lock. The failure to handle this condition caused
    the FDC to be generated.
    

Problem conclusion

  • The IBM MQ internal locking routines have been updated to avoid
    this condition on AIX 7.2.
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
    Version    Maintenance Level
    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

    IT18032

  • Reported component name

    WMQ BASE MULTIP

  • Reported component ID

    5724H7251

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-11-18

  • Closed date

    2016-11-24

  • 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

    5724H7251

Applicable component levels

  • R800 PSY

       UP

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Document Information

Modified date:
10 March 2017