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IT20168: IBM MQ V7.5: MQGET FAILS WITH 2195 ERROR AND FDC KN072085 PRODUCED FROM AMQZLAA0 PROCESS

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • When an application issues MQGET, the queue manager encounters
    a problem producing a FDC with Probe Id KN072085 and the MQGET
    from the application likely to fail with 2195 error.
    +--------------------------------------------------------------+
    | Operating System  :- AIX 6.1
    | PIDS              :- 5724H7221
    | LVLS              :- 7.5.0.7
    | Product Long Name :- WebSphere MQ for AIX
    | Probe Id          :- KN072085
    | Component         :- kqiWaitForMessage
    | Program Name      :- amqzlaa0
    | Major Errorcode   :- arcW_END_OF_LIST
    | Probe Type        :- INCORROUT
    | Probe Description :- AMQ6125: An internal WebSphere MQ
    error has
    occurred.
    +--------------------------------------------------------------+
    MQM Function Stack
    zlaMainThread
    zlaProcessMessage
    zlaProcessMQIRequest
    zlaMQGET
    zsqMQGET
    kpiMQGET
    kqiWaitForMessage
    xcsFFST
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users of MQ V7.5
    
    
    Platforms affected:
    MultiPlatform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    A very rare timing condition when checking internal state could
    occur for systems under heavy load which caused MQGET to fail
    with a return code  MQRC_UNEXPECTED_ERROR and produced an FDC
    record with a ProbeID KN072085.
    

Problem conclusion

  • The MQ code has been modified to prevent the error condition.
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
    Version    Maintenance Level
    v7.5       7.5.0.8
    
    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

    IT20168

  • 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

    2017-04-11

  • Closed date

    2017-04-24

  • Last modified date

    2017-05-24

  • 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

[{"Line of Business":{"code":"LOB36","label":"IBM 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:
27 February 2021