IBM Support

IT04475: SMALL BAD BLOCK HEADER OR BAD FREE BLOCK ASSERT FAILURE FILES PRODUCED WHEN WE FAIL TO REPAIR THE POOL.

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APAR status

  • Closed as program error.

Error description

  • ENV : AIX IDS 11.70.FC8W1.
    
    When a bad block is found, then the system will attempt to
    remove the block and adjust the next and previous pointers of
    the adjacent next and previous blocks.  If the next or previous
    values of the bad block are bad or the block being pointed to
    cannot be found, then that process stops and we indicate various
    things like ...
    
    Can't find corrupted block's previous block
    Can't find corrupted block's next block
    Multiple block errors found
    Unable to repair pool
    Pool not repaired
    
    within the AF and online.log.
    
    If the system detects the pool is bad, then this results in
    small AF's being seen from now on and nothing reported in the
    online.log so users are unaware of further block header AF's
    unless they happen to look in the DUMPDIR.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL DBUSERs                                                  *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Update to IDS-11.70.xC9                                      *
    ****************************************************************
    

Problem conclusion

  • Problem Fixed In IDS-11.70.xC9
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT04475

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    B70

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-09-18

  • Closed date

    2017-06-09

  • Last modified date

    2017-06-09

  • 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

  • RC10 PSY

       UP

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Document Information

Modified date:
09 June 2017