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IZ79836: WLM CRASHES THE SYSTEM WHEN COMPUTATIONAL PAGE COUNT BECOMES < 0 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

  • WLM crashes the system when "computational pages" become
    negative in the
    class. Usually the stack trace would be like
    
    [0001AD00]abend_trap+000000 ()
    [000E3EC0]v_wlm_scb_setclass@AF93_31+000D40 (??, ??)
    [000E02C8]v_wlm_purge_scb+0001A8 (??, ??, ??)
    [000A0B00]begfst+000128 ()
    

Local fix

  • System will reboot on crash
    

Problem summary

  • A system crash with a stack that includes:
     0001AD00 abend_trap+000000 ()
     000E3EC0 v_wlm_scb_setclass@AF93_31+000D40 (??, ??)
     000E02C8 v_wlm_purge_scb+0001A8 (??, ??, ??)
     000A0B00 begfst+000128 ()
    

Problem conclusion

  • Check to see if wlm is on, in which case don't do the fastpath.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ79836

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2010-07-10

  • Closed date

    2010-07-10

  • Last modified date

    2013-03-28

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

    IZ57779

  • 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 U838365

       UP10/08/20 I 1000

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Document Information

Modified date:
17 December 2021