IBM Support

IT42348: SESSION_LIMIT_MEMORY SESSION IS TERMINATED EVEN NOT REALLY REACHING DEFINED LIMIT IN A SIMPLE QUERY WITH GROUP

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APAR status

  • Closed as program error.

Error description

  • in the session environment SESSION_LIMIT_MEMORY is  set.
    A query was running using a simple group on a aggregate in the
    way
    
    select max ( col1 ), col2, col3 from table group by 2,3
    
    DS_NONPDQ_QUERY_MEM is set to a low value
    a temp dbspace is defined and configured in DBSPACETEMP
    
    the session will be aborted reporting the configured limits are
    reached,
    but a monitoring on the allocated session memory show that the
    session
    never really reaches the limits
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users of Informix Server prior to 12.10.xC16 and 14.10.xC10. *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to Informix Server 12.10.xC16 or 14.10.xC10.         *
    ****************************************************************
    

Problem conclusion

  • Fixed in Informix Server 12.10.xC16 and 14.10.xC10.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT42348

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    C10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2022-10-27

  • Closed date

    2023-05-15

  • Last modified date

    2023-05-15

  • 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

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSGU8G","label":"Informix Servers"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"C10","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
15 May 2023