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PI81640: HIGH CPU RUNTIME UTILIZATION WITH CBL 'INSPECT CONVERTING' STATEMENT

A fix is available

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APAR status

  • Closed as program error.

Error description

  • Optimize the INSPECT CONVERTING statement into a figurative
    constant to reduce CPU CBL Runtime Utilization
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Enterprise COBOL V5+ compiling and  *
    *                 running program that contain INSPECT ...     *
    *                 COVERTING ... TO figurative-constant         *
    *                 statements.                                  *
    *                                                              *
    ****************************************************************
    * PROBLEM DESCRIPTION: Runtime performance: CPU usage is       *
    *                      higher than expected, when compared to  *
    *                      INSPECT ... COVERTING ... TO            *
    *                      literal/identifier statements.          *
    *                                                              *
    ****************************************************************
    * RECOMMENDATION: Apply the provided PTF.                      *
    *                                                              *
    ****************************************************************
    The runtime routines for INSPECT is optimized for a CONVERTING
    TO figurative-constant.
    
    FIXCAT keyword:  COB0501T/K   COB0502T/K   COB0601T/K
    

Problem conclusion

  • An optimization has been added to handle INSPECT ... CONVERTING
    to a figurative constant.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI81640

  • Reported component name

    LE ENT COBOL LI

  • Reported component ID

    568819812

  • Reported release

    7A0

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2017-05-15

  • Closed date

    2017-05-25

  • Last modified date

    2017-06-02

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

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

    UI47585 UI47586

Modules/Macros

  • IGZCEV4  IGZLLIBV IGZXAPI  IGZXDMR  IGZXD24
    IGZXLPIO IGZXLPKA IGZXLPKB IGZXLPKC IGZXLPKD IGZXLPKE IGZXLPKF
    IGZXLPKG IGZXPK2
    

Fix information

  • Fixed component name

    LE ENT COBOL LI

  • Fixed component ID

    568819812

Applicable component levels

  • R7A0 PSY UI47585

       UP17/06/01 P F705

  • R790 PSY UI47586

       UP17/06/01 P F705

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
14 December 2020