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PH70639: TIGHT LOOP IN IPI4PROC WHEN GENERATING A SUM REPORT

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

  • A tight loop occurs in IPI4PROC hitting about 6 instructions
    between this offset range of x'888' to x'8B8' when running an
    IMS PA SUM report.                            SUMMARY LOOPING
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of IMS Performance Analyzer V4.5       *
    ****************************************************************
    * PROBLEM DESCRIPTION: Tight Loop in IPI4ROC between           *
    *                      offsets +888 and +8B8 during SUMM       *
    *                      report.                                 *
    ****************************************************************
    Tight loop in IPI4PROC between offsets +888 and +8B8
    

Problem conclusion

  • Correct code to avoid tight loop.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH70639

  • Reported component name

    IMS PERF ANALYZ

  • Reported component ID

    5655E1500

  • Reported release

    450

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2026-03-23

  • Closed date

    2026-04-01

  • Last modified date

    2026-04-03

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

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

    UO07373

Modules/Macros

  • IPI4PROC IPISAPAR
    

Fix information

  • Fixed component name

    IMS PERF ANALYZ

  • Fixed component ID

    5655E1500

Applicable component levels

  • R450 PSY UO07373

       UP26/04/03 I 1000

Fix is available

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Document Information

Modified date:
03 April 2026