IT30599: BACKUP TAKEN WITH NX842 COMPRESSION MIGHT REPORT GETMAXCOMPRESSEDSIZE PROMISED THAT THIS BUFFER WOULD BE BIG ENOUGH

APAR status

• Closed as program error.

Error description

• When taking a backup on AIX using NX842 comopression the
  following message can be reported in the db2diag.log:
  
  2019-09-30-14.58.56.794708+120 E1658977A643     LEVEL: Error
  PID   : 22478944       TID : 10808     PROC : db2sysc 2
  INSTANCE: db2jkl       NODE : 002      DB  : JKL
  APPHDL : 2-104        APPID: *N2.db2jkl.190930125850
  AUTHID : DB2JKL       HOSTNAME: hal9000
  EDUID  : 10808        EDUNAME: db2bm.6169.0 (JKL) 2
  FUNCTION: DB2 UDB, database utilities,
  sqlubManageCompressedObject, probe:1737
  DATA #?1 : String, 86 bytes
  GetMaxCompressedSize promised that this buffer would be big
  enough.
  srcSize / tgtSize:
  DATA #?2 : signed integer, 4 bytes
  278
  DATA #?3 : signed integer, 4 bytes
  281
  
  The backup is terminated and incomplete.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * All                                                          *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
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  * RECOMMENDATION:                                              *
  * None                                                         *
  ****************************************************************
  

Problem conclusion

• Fix will  be available Db2 v111m4 fp6
  

Temporary fix

Comments

APAR Information

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

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

  IT32063

Fix information

• Fixed component name

  DB2 FOR LUW

• Fixed component ID

  DB2FORLUW

Applicable component levels