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IV34572: CALL TO JAVA.LANG.MANAGEMENT.THREADMXBEAN.GETTHREADINFO(...) CRA SH THE VM BECAUSE GC RETURNS DEAD OBJECTS

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APAR status

  • Closed as program error.

Error description

  • Error Message: A segfault in libj9gc or an exception when trying
to walk all
java.util.concurrent.locks.AbstractOwnableSynchronizer objects
.
Stack Trace: N/A
.

Local fix

  • -Xjit:disableLocalVP,disableGlobalVP
This may cause a limited performance degradation

Problem summary

  • This problem may occur when the code uses any object of class
java.util.concurrent.locks.AbstractOwnableSynchronizer or its
subclasses

Problem conclusion

  • This defect will be fixed in:
6.0.1 SR5
7.0.0 SR4
.
The JIT has been updated to correctly compile
java.util.concurrent.locks.AbstractOwnableSynchronizer and its
subclasses

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV34572
    • 

  • Reported component name
    JIT
    • 

  • Reported component ID
    620700124
    • 

  • Reported release
    260
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-01-11
    • 

  • Closed date
    2013-01-11
    • 

  • Last modified date
    2013-01-11
    • 





    

  • 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
    JIT
    • 

  • Fixed component ID
    620700124
    • 



Applicable component levels


    

  • R260  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            11 January 2013
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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