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PI59726: LOOP IN CONTROLLER TASK AFTER A SHADOW JOB IS SENT FROM A DISTRIBUTED SERVER

A fix is available

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APAR status

  • Closed as program error.

Error description

  • Loop occurs in controller task related to a shadow job sent
    from a distributed environment. Dump taken during time of
    loop was analyzed and the PSW of the TCB points to EQQZSNFY.
    Contention is also seen on MINOR NAME: CP SCOPE: STEP
    and the controller EQQMLOG contains messages like:
    EQQHT66W THE HTTPS NOTIFICATION ADDRESS aaaaaaaaaaa:ppppp
    IS UNKNOWN.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All TWSz and IWSz users enabling the         *
    *                 cross dependencies feature.                  *
    *                 FUNCTION=EM                                  *
    ****************************************************************
    * PROBLEM DESCRIPTION: Controller loop can occur when the      *
    *                      TWS distributed server tries sending    *
    *                      a "shadow" job up to the TWS for z/OS   *
    *                      controller.                             *
    ****************************************************************
    * RECOMMENDATION: APPLY THE PTF FIXING THIS APAR               *
    ****************************************************************
    Controller loop can occur when the
    TWS distributed server tries sending
    a "shadow" job up to the TWS for z/OS
    controller.
    

Problem conclusion

  • Loop occurs due to a problem in handling
    updates to the destination info originated
    by the remote engine event sent to update a
    shadow job in the plan.
    Code has been fixed.
    602Y
    912Y
    922Y
    932Y
    EQQZSNFY
    

Temporary fix

  • *********
    * HIPER *
    *********
    

Comments

APAR Information

  • APAR number

    PI59726

  • Reported component name

    TIV WRKLD SCHD

  • Reported component ID

    5697WSZ01

  • Reported release

    922

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-03-24

  • Closed date

    2016-03-31

  • Last modified date

    2016-07-04

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

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

    UI36662 UI36663 UI36664 UI36665

Modules/Macros

  • EQQZSNFY
    

Fix information

  • Fixed component name

    TIV WRKLD SCHD

  • Fixed component ID

    5697WSZ01

Applicable component levels

  • R602 PSY UI36662

       UP16/06/15 P F606 ¢

  • R912 PSY UI36663

       UP16/06/15 P F606 ¢

  • R922 PSY UI36664

       UP16/06/15 P F606 ¢

  • R932 PSY UI36665

       UP16/06/15 P F606 ¢

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
04 July 2016