IV01111: WAITPROC IDLE LOOPING CONSUMES CPU. APPLIES TO AIX 6100-05

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

  • Idle kproc looping in dispatch/undispatch consumes CPU.
    

Local fix

  • Turn off enhanced_memory_affinity.
    

Problem summary

  • High core utilization with high idle time on shared partitions
    with multi-SRADs.
    

Problem conclusion

  • Fix waitproc check for cross-SRAD work to match dispatcher
    searching for work.
    

Temporary fix

Comments

  • 6100-05 - use AIX APAR IV01111
    

APAR Information

  • APAR number

    IV01111

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2011-05-27

  • Closed date

    2011-11-14

  • Last modified date

    2013-03-24

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U842590

       UP12/01/05 I 1000

PTF to Fileset Mapping



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Document information


More support for:

AIX Enterprise Edition

Software version:

610

Operating system(s):

AIX

Reference #:

IV01111

Modified date:

2013-03-24

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