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IJ54999: UNKNOWN MILLICODE ERROR ON P10 LKU. APPLIES TO AIX 7300-02

 

APAR status

  • Closed as program error.

Error description

  • ****************************************************************
    * USERS AFFECTED:
    * Systems running the 7300-02 Technology Level with
    * any of the following filesets at or between the given levels:
    * MIN          MAX          FILESET
    * 7.3.2.0      7.3.2.4      bos.mp64
    ****************************************************************
    * PROBLEM DESCRIPTION:
    * LKU may fail with "unknown millicode" error on p10.
    ****************************************************************
    * RECOMMENDATION:
    * Update to AIX 7300-02-04-2520 or later.
    ****************************************************************
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:
    * Systems running the 7300-02 Technology Level with
    * any of the following filesets at or between the given levels:
    * MIN          MAX          FILESET
    * 7.3.2.0      7.3.2.4      bos.mp64
    ****************************************************************
    * PROBLEM DESCRIPTION:
    * LKU may fail with "unknown millicode" error on p10.
    ****************************************************************
    * RECOMMENDATION:
    * Update to AIX 7300-02-04-2520 or later.
    ****************************************************************
    

Problem conclusion

  • Made LKU aware of millicode routines for
    p10's memset and memmove.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IJ54999

  • Reported component name

    AIX V7.3

  • Reported component ID

    5765CD300

  • Reported release

    730

  • Status

    CLOSED PER

  • HIPER

    NoHIPER

  • Submitted date

    2025-06-09

  • Closed date

    2025-06-09

  • Last modified date

    2025-12-10

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

    IJ54687

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

Fix information

  • Fixed component name

    AIX V7.3

  • Fixed component ID

    5765CD300

Applicable component levels

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SG11T","label":"AIX 7.3 HIPERS- APARs and Fixes"},"Platform":[{"code":"PF053","label":"Power Systems"}],"Version":"730","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]

Document Information

Modified date:
11 December 2025