IBM Support

IT30060: Instance could go down when executing query with an execution plan that includes an index AND operation.

A fix is available

Db2 Version 11.1 Mod 4 Fix Pack 5 for Linux, UNIX, and Windows

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • It is rare case but the Db2 instance may stop with SIGSEGV when
index-anding is performed.

The stack will be like below:

sqlriBMapBandP
sqlischf
sqlirdk
sqldIndexFetch
sqldBlockIndexFetch
sqldRowFetch
sqlritaSimplePerm
sqlriExecThread
sqlriBIxaAnd
sqlriSectInvoke
sqlrr_process_fetch_request
sqlrr_open
sqljs_ddm_opnqry
sqljsParseRdbAccessed

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED:                                              *
* ALL                                                          *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to Db2 11.1 Mod 4 Fixpack 5 or higher                *
****************************************************************

    



Problem conclusion


    

  • First fixed in Db2 11.1 Mod 4 Fixpack 5

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT30060
    • 

  • 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
    2019-08-22
    • 

  • Closed date
    2020-01-16
    • 

  • Last modified date
    2020-01-16
    • 





    

  • 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
    DB2 FOR LUW
    • 

  • Fixed component ID
    DB2FORLUW
    • 



Applicable component levels


    

  • RB10  PSN
       UP
    • 








      
          
                    

          

          [{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1"}]
          

                    

        
        

        

      


      


        

            

            
Document Information


            

            


                        

            Modified date:
            

            03 September 2021
            

            
            
          

        


        

        


      


    


  





    

  



  
    
      

      
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