IBM Support

IT36253: SQLTEMPSPACE OR AGGSQLTEMPSPACE THRESHOLDS DO NOT WORK WITH ROWSTORE OLAP OPERATORS THAT SPILL TO DISK.

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • When running queries with rowStore OLAP operators (for example
    SUM() OVER) that spill large amounts of rows to disk, wlm
    SQLTEMPSPACE or AGGSQLTEMPSPACE thresholds may not be triggered
    even if the amount of temporary tablespace used exceeds the
    threshold limits.
    
    db2trc.flw file looks like this:
    
        592745      | | | | | | sqlricc1 entry [eduid 18 eduname
    db2agent]
        592746      | | | | | | sqlricc1 exit
        592747      | | | | | | sqlri_scalag entry [eduid 18 eduname
    db2agent]
        592748      | | | | | | | sqlri_buffer_add entry [eduid 18
    eduname db2agent]
        592749      | | | | | | | sqlri_buffer_add exit
        592750      | | | | | | | sqlri_scalag_partition_break entry
    [eduid 18 eduname db2agent]
        592751      | | | | | | | | sqlri_buffer_fix_page_N_ptrs
    entry [eduid 18 eduname db2agent]
        592752      | | | | | | | | sqlri_buffer_fix_page_N_ptrs
    exit
        592753      | | | | | | | | sqlri_buffer_fix_page_N_ptrs
    entry [eduid 18 eduname db2agent]
        592754      | | | | | | | | sqlri_buffer_fix_page_N_ptrs
    exit
        592755      | | | | | | | | sqlrxcp1 entry [eduid 18 eduname
    db2agent]
        592756      | | | | | | | | sqlrxcp1 exit [rc = 1]
        592757      | | | | | | | sqlri_scalag_partition_break exit
        592758      | | | | | | | sqlri_scalag_aggNfind_bot entry
    [eduid 18 eduname db2agent]
    

Local fix

  • N/A
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * all                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to 11.1.4.7                                          *
    ****************************************************************
    

Problem conclusion

  • Upgrade to 11.1.4.7
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT36253

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-03-16

  • Closed date

    2022-04-17

  • Last modified date

    2022-04-17

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

    IT36825

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • RB10 PSY

       UP

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
04 May 2022