IC86953: ASSERT WARNING: ARCHIVE DETECTS THAT PAGE X:XXXXXX IS CORRUPT DURING A BACKUP

APAR status

• Closed as program error.

Error description

• During a backup you see an Assert Warning in the online.log:
  
  16:55:10  Assert Warning: Archive detects that page 1:73354 is
  corrupt.
  16:55:10  IBM Informix Dynamic Server Version 11.50.FC9
  16:55:10   Who: Session(4535, informix@sirius, 25132, 1169af438)
                  Thread(4774, arcbackup1, 11696dbf0, 1)
                  File: rsarcbu.c Line: 4005
  
  Stack for this Assert Warning is:
  
  Stack for thread: 473055 arcbackup1
  oninit :: arc_pages
  oninit :: arc_dbspace
  oninit :: arc_scanner
  oninit :: startup
  
  This can occur when you use your data dbspace as a temp dbspace
  and there is a lot of
  parallel activity of dropping tables and hash join queries with
  overflow processing.
  
  Definition of the temp dbspace:
  
  DBSPACETEMP     ceus         # Default temp dbspaces
  
  Dbspaces
  address          number   flags      fchunk   nchunks  pgsize
  flags    owner    name
  ...
  1cdb3f1c0        4        0x44002    4        1        16384
  M  B     informix ceus
  
  Chunks
  address          chunk/dbs     offset     size       free
  bpages     flags pathname
  ....
  11cdb3f738        4      4      512        655296     385122
  PO-B- /dev/rdsk/ceus
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Customers setting DBSPACETEMP to a regular dbspace (not a    *
  * temp dbspace)                                                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Update to IDS-11.50.xC10                                     *
  ****************************************************************
  

Problem conclusion

• Problem Fixed In IDS-11.50.xC10
  

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

• RA10 PSN

     UP

• RA10 PSY

     UP

• RB10 PSN

     UP

• RB10 PSY

     UP

• RB50 PSN

     UP

• RB50 PSY

     UP

• RB70 PSN

     UP

• RB70 PSY

     UP

• RC10 PSN

     UP

• RC10 PSY

     UP