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IT22077: HANG IN SQLESERVICECLASSDEREGISTERSYSENTITY WHILE HOLDING SQLO_LT_SQLE_SERVICE_CLASS__SERVICECLASSLATCH

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APAR status

  • Closed as program error.

Error description

  • In rare timing conditions, it is possible for an application
agent to hang while holding the serviceClassLatch.   Its stack
may look similar to the following:

sqleServiceClassDeregisterSysEntity
sqlerInvokeFencedRoutine
sqlriInvokeInvoker
sqlri_tfcls
sqlriclo
sqlrita
sqlriSectInvoke
sqlrr_dss_router
sqlrr_subagent_router
sqleProcessSubRequest

Local fix

  • N/A

Problem summary

  • ****************************************************************
* USERS AFFECTED:                                              *
* V11.1 forward                                                *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* upgrade to current fix pack                                  *
****************************************************************

Problem conclusion

  • APAR will correct latching issue

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT22077
    • 

  • 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
    2017-08-21
    • 

  • Closed date
    2021-03-16
    • 

  • Last modified date
    2021-03-16
    • 





    

  • 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


    








      
          
                    

          

          [{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU053","label":"Cloud & 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:
            

            18 March 2021
            

            
            
          

        


        

        


      


    


  





    

  



  
    
      

      
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