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IV62820: UNEXPECTED APPLICATION BEHAVIOR WHEN USING TM APPLIES TO AIX 7100-03

A fix is available

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • May cause application data corruption and core dumps when
    using vector operations inside of a transaction.
    This can only occur on Power8 systems running in Power8 mode.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:
    * Systems running the 7100-03 Technology Level with the
    * following fileset at 7.1.3.0 or later, up to 7.1.3.17:
    *  bos.adt.include
    *  bos.mp64
    *  bos.pmapi.pmsvcs
    ****************************************************************
    * PROBLEM DESCRIPTION:
    * May cause application data corruption and core dumps when
    * using vector operations inside of a transaction.
    * This can only occur on Power8 systems running in Power8 mode.
    ****************************************************************
    * RECOMMENDATION:
    * Install APAR IV62820.
    ****************************************************************
    

Problem conclusion

  • Preserve contents of the condition register when granting
    ownership of the vector unit to applications that are using
    Transactional Memory.
    

Temporary fix

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

Comments

  • 7100-03 - use AIX APAR IV62820
    

APAR Information

  • APAR number

    IV62820

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    YesHIPER

  • Submitted date

    2014-07-22

  • Closed date

    2014-07-22

  • Last modified date

    2016-05-11

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

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

    IV62821 U868054

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U868054

       UP14/10/29 I 1000 Ž

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Document Information

Modified date:
11 May 2016