PK23729: IMS DEDB FAST RECOVERY ENHANCEMENT IN SUPPORT OF IMS V9 APAR PK12706.

Obtain the fix for this APAR.

APAR status

• Closed as new function.

Error description

• IMS DEDB Fast Recovery enhancement in support of IMS V9 APAR
  PK12706 (PTF is UK10082).
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All IMS DEDB FAST RECOVERY Version 2         *
  *                 Release 2 (FMID=H1J2220) users who use the   *
  *                 Shared VSO AREA under Single AREA Structure  *
  *                 ( SAS ) environment in IMS V9.               *
  ****************************************************************
  * PROBLEM DESCRIPTION: This APAR is DFR Version for IMS V9     *
  *                      APAR PK12706 (PTF is UK10082).          *
  *                      - PK12706                               *
  *                      When large SVSO AREA than 1GB with CI   *
  *                      size=512 was tested, MSGDFS2830I        *
  *                      appeared. Current CF support CASTOUT    *
  *                      class up to 1024. But the CASTOUT class *
  *                      on write exceeded 1024.                 *
  ****************************************************************
  * RECOMMENDATION: Apply the maintenance for this APAR.         *
  ****************************************************************
  - PK23729 for IMS DEDB Fast Recovery
  IMS APAR changes the maximum number of CASTOUT Classes to 1024
  in case of large SVSO AREA than 1GB with CI size=512.
  And DFR also changes the maximum number of CASTOUT Classes to
  1024 if it exceeds 1024.
  

Problem conclusion

Temporary fix

Comments

• The following modules have been modified.
  *
  DFRXCAS9 - For SAS Structure, the new algorithm is used for
             CASTOUT Class.
  DFRXCON9 - Code modified to set the maximum CASOUT class to
             to 1024 on IXLCONN if it exceeds 1024.
  

APAR Information

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

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

  UK13844

Modules/Macros

• DFRXCAS9 DFRXCON9
  

Fix information

• Fixed component name

  DEDB FAST RECOV

• Fixed component ID

  5655E3200

Applicable component levels

• R220 PSY UK13844

     UP06/04/27 P F604

Fix is available

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