IT43028: UPDATE STATISTICS CAN FAIL WITH -567/-172 AND ASSERT WARNING: SORT FAILED: TOO MANY ROWS FIT INTO SORT MEMORY

APAR status

• Closed as program error.

Error description

• UPDATE STATISTICS HIGH with PDQ on a large table can fail with
  
  567: Cannot write sorted rows.
  172: ISAM error:  Unexpected internal error
  
  01/24/2023 09:55:52   Assert Warning: Sort failed: too many rows
  fit into sort memory.
  01/24/2023 09:55:52   IBM Informix Dynamic Server Version
  14.10.FC9
  01/24/2023 09:55:52    Results: Try reducing memory assigned to
  sort.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Users of Informix Server prior to 14.10.xC11.                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to Informix Server 14.10.xC11.                       *
  ****************************************************************
  

Problem conclusion

• Fixed in Informix Server 14.10.xC11.
  

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