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IZ77416: VTIOL - OFF-LEVEL I/O INTERRUPT HANDLING APPLIES TO AIX 6100-05

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APAR status

  • Closed as program error.

Error description

  • enable VTIOL - VMM Threaded Interrupt OffLoad daemon

Local fix

  • 



Problem summary


    

  • excessive time spent in interrupt context handling iodones due
to lock contention

    



Problem conclusion


    

  • handle iodone's offlevel in a kproc

    



Temporary fix


    

  • 



Comments


    

  • 6100-05 - use AIX APAR IZ77416
6100-06 - use AIX APAR IZ77485
6100-06 - use AIX APAR IZ77789
7100-00 - use AIX APAR IZ84460

    



APAR Information




    

  • APAR number
    IZ77416
    • 

  • Reported component name
    AIX 610 STD EDI
    • 

  • Reported component ID
    5765G6200
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2010-06-11
    • 

  • Closed date
    2010-06-11
    • 

  • Last modified date
    2013-03-28
    • 





    

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

    • 

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

    
IZ77485 IZ77789 U838361 IZ84460
    

    • 



Fix information


    

  • Fixed component name
    AIX 610 STD EDI
    • 

  • Fixed component ID
    5765G6200
    • 



Applicable component levels


    

  • R610  PSY  U838361
       UP10/08/20  I  1000
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            17 December 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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