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IV86603: COREDUMP OF AIX BINARIES DUE "RANDOM" EBB BRANCH

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Multiple AIX binary coredump because they are taking
"random" EBB branches. This is because of bug in pmsvcs
thread
context management.

This happens in power-8.

Local fix

  • Temporary fix is to have power 7 compact mode.

Problem summary

  • multiple coredumps of random processes with power8 and
java 1.8 above.

Problem conclusion

  • Fixed the pmsvcs to handle the EBB context management with
kernel mode counting.

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV86603
    • 

  • Reported component name
    AIX V7.1
    • 

  • Reported component ID
    5765H4000
    • 

  • Reported release
    710
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2016-07-06
    • 

  • Closed date
    2016-07-06
    • 

  • Last modified date
    2017-10-13
    • 





    

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

    
IV86126
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    AIX V7.1
    • 

  • Fixed component ID
    5765H4000
    • 



Applicable component levels


    

  • R710  PSY  U873180
       UP17/10/13  I  1000
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SG11R"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            18 April 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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