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IZ78568: RU_MAXRSS IN PROC RESOURCE USAGE STRUCT IS NOT UPDATED SOMETIMES APPLIES TO AIX 6100-05

A fix is available

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APAR status

  • Closed as program error.

Error description

  • Some process rusage64 entries have null value for
    ru_maxrss or a maxrss value lower than the current rss.
    The values are found from the call of getprocs64() system
    call.
    
    Any program that calls getprocs64() and prints the values
    of process and child resource usage rss values can
    demonstrate the problem.
    

Local fix

Problem summary

  • Some process rusage64 entries have null value for ru_maxrss
    or a maxrss value lower than the current rss.
    

Problem conclusion

  • Manually calculate and update the ru_maxrss field
    in the user provided proc buffer.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ78568

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2010-07-02

  • Closed date

    2010-07-02

  • Last modified date

    2013-03-28

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

    IZ68378

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

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U834695

       UP10/08/20 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
28 March 2013