PH51428: INCREASED CPU WITH COBOL PROGRAMS WITH RTEREUS COMPARED TO NORTEREUS

Obtain the fix for this APAR.

APAR status

• Closed as unreproducible in next release.

Error description

• Increased CPU with COBOL programs with RTEREUS compared to
  NORTEREUS
  

Local fix

• BYPASS/CIRCUMVENTION:
  None
  
  RECOVERY ACTION:
  Apply PTF
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: Users of Enterprise COBOL 5 and later        *
  *                 releases running programs with LE            *
  *                 (Language Environment) runtime option        *
  *                 RTEREUS enabled by COBOL 4.2 and             *
  *                 prior releases.                              *
  ****************************************************************
  * PROBLEM DESCRIPTION: NEW FUNCTION.                           *
  *                                                              *
  *                      This is continuous work of PH45270      *
  *                      which improves COBOL 5 and later        *
  *                      runtime performance with RTEREUS.       *
  ****************************************************************
  * RECOMMENDATION: Install the provided PTF.                    *
  ****************************************************************
  With PH45270, the work was not sufficient to
   improve the
  runtime performance when RTEREUS was
  enabled by COBOL 4.2
  and prior releases.
  
  COB0501T/K COB0502T/K COB0601T/K COB0602T/K COB0603T/K
  COB0604T/K
  

Problem conclusion

Temporary fix

Comments

• NEW FUNCTION.
  
  The COBOL Runtime has been enhanced to improve the performance
  overhead in IGZXLPKA in programs running with LE option
  RTEREUS enabled by COBOL 4.2 and prior releases.
  

APAR Information

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

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

  UI83712 UI83716 UI83717

Modules/Macros

• IGZCER4  IGZCEV4  IGZCJNI2 IGZLLIBV IGZXAPI  IGZXCA31 IGZXCDA
  IGZXD24  IGZXDMR  IGZXJNI2 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

• R7B0 PSY UI83712

     UP22/12/16 P F212

• R7C0 PSY UI83716

     UP22/12/16 P F212

• R7D0 PSY UI83717

     UP22/12/16 P F212

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.