IBM Support

JR45566: EXECUTE BUSINESS DATA CONSTRAINT EXPRESSION SUBQUERY WITH (NOLOCK) IN SQL SERVER.

Fixes are available

Version 8.0.1 Fix Pack 1 for the IBM Business Process Manager products
Version 7.5.1 Fix Pack 2 for the IBM Business Process Manager products

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APAR status

  • Closed as program error.

Error description

  • Execute the buiness data constraint expression subquery with
(NOLOCK) in MS SQL Server.

Local fix

  • n/a

Problem summary

  • Problem Description:
If (and only if) the BPM database is Microsoft SQL Server, task
searches which include search constraints on business data may
cause high numbers of read locks on the
lsw_bpd_instance_variables table. This may lead to deadlocks and
bad performance.

Problem Summary:
Deadlocks and bad performance of task searches with business
data on Microsoft SQL Server

Problem Conclusion:
The isolation level for the business data subquery is lowered on
the lsw_bpd_instance_variables table.

Problem conclusion

  • Problem fixed with V8011

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    JR45566
    • 

  • Reported component name
    BPM STANDARD
    • 

  • Reported component ID
    5725C9500
    • 

  • Reported release
    801
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-01-30
    • 

  • Closed date
    2013-02-27
    • 

  • Last modified date
    2013-02-27
    • 





    

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

    
JR45553
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    BPM STANDARD
    • 

  • Fixed component ID
    5725C9500
    • 



Applicable component levels


    

  • R801  PSY
       UP
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSFTDH","label":"IBM Business Process Manager Standard"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"8.0.1","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            27 February 2013
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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