IT28348: SETTING BAR_DEBUG_LEVEL TO 8 OR HIGHER CAN CAUSE BACKUP TO FAIL.

APAR status

• Closed as program error.

Error description

• If you set bar_debug_level to 8 or higher and have blobspace
  blobs, the backup can fail during wrting the blob space page
  headers to the bar_debug file
  In this case, the online.log will show:
  
  15:54:16  Level 0 Archive started on rootdbs, blobspace
  15:54:17  Archive on rootdbs, blobspace ABORTED.
  15:54:17  Aborted by client.
  15:59:22  Checkpoint Completed:  duration was 0 seconds.
  
  
  the bar_act.log
  2019-02-18 15:54:16 2963  2960 Completed level 0 backup rootdbs
  (Storage Manager copy ID: 0 96).
  2019-02-18 15:54:16 2963  2960 Begin level 0 backup blobspace.
  2019-02-18 15:54:16* 2963  2960 ASSERT: file bar_unix.c line
  1325 - contact product support
  2019-02-18 15:54:16* 2963  2960 See also:
  /chunks/12.10/grnw121f12_eb1t/core
  
  the bar_debug_log will show odd page headers, followed by a
  signal 11
  
   2019-02-18 15:54:16* 2963  2960 bar_sighdlr: input signo: 11
   2019-02-18 15:54:16* 2963  2960 get_pid: enter
  
  The output is generated  only for bar_debug levels 8 and 9
  

Local fix

• use a lower BAR_DEBUG_LEVEL
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Users of Informix Server prior to 12.10.xC16.                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to Informix Server 12.10.xC16.                       *
  ****************************************************************
  

Problem conclusion

• Fixed in Informix Server 12.10.xC16.
  

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:

Fix information

• Fixed component name

  INFORMIX SERVER

• Fixed component ID

  5725A3900

Applicable component levels