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OA68162: NEW FUNCTION - AOM SUPPORT ENHANCEMENT FOR THE DS8000 G10 SUBSYSTEM R10.1

A fix is available

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APAR status

  • Closed as new function.

Error description

  • NEW FUNCTION
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Space Efficient compressed volumes  *
    *                 on a D/T2107 storage subsystem.              *
    ****************************************************************
    * PROBLEM DESCRIPTION: This APAR provides z/OS software        *
    *                      support for the IBM DS8000 G10          *
    *                      subsystem (D/T2107) Release 10.1        *
    *                      compression enhancements and            *
    *                      includes the following functions:       *
    *                      - Write Through Compression Extents     *
    *                        Exhausted, enabling critical          *
    *                        metadata updates to volumes in        *
    *                        compression pools that have reached   *
    *                        the critical full condition and would *
    *                        otherwise enter a write-inhibit       *
    *                        state. This is necessary for data     *
    *                        sets to be deleted and their space to *
    *                        be reclaimed by the DFSMSdss space    *
    *                        release function.                     *
    *                      - Enhanced LISTDATA reporting with      *
    *                        additional compression-related fields *
    *                        and thresholds for improved           *
    *                        visibility.                           *
    ****************************************************************
    * RECOMMENDATION: For full function support, install Device    *
    *                 Support APAR OA68160, which brings in        *
    *                 all required supporting APARs.               *
    ****************************************************************
    Add AOM DASD, AOM LISTDATA, and DEVSERV software support for
    DS8K compression.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    OA68162

  • Reported component name

    DEV SUPPORT SER

  • Reported component ID

    5695DF113

  • Reported release

    250

  • Status

    CLOSED UR1

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    YesSpecatt / New Function / Xsystem

  • Submitted date

    2025-07-01

  • Closed date

    2025-12-10

  • Last modified date

    2026-01-02

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

    OA68160

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

    UJ98211 UJ98212 UJ98213 OA68850

Modules/Macros

  • AOM01039 AOM02039 IDCDF70  IDCLA01  IDCTSLA1 IGUDSX02
    

Publications Referenced
SA380674xxSC236846xxSC236861xx  

Fix information

  • Fixed component name

    DEV SUPPORT SER

  • Fixed component ID

    5695DF113

Applicable component levels

  • R250 PSY UJ98211

       UP25/12/24 P F512  

  • R310 PSY UJ98212

       UP25/12/24 P F512  

  • R320 PSY UJ98213

       UP25/12/24 P F512  

Fix is available

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[{"Business Unit":{"code":"BU011","label":"Systems - zSystems software"},"Product":{"code":"SG19M"},"Platform":[{"code":"PF054","label":"z Systems"}],"Version":"250"}]

Document Information

Modified date:
02 January 2026