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IV59970: CLUSTER DRIVER DISABLES LARGE_RECEIVE APPLIES TO AIX 6100-09

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APAR status

  • Closed as program error.

Error description

  • If the cluster driver opens an ethernet device that has
large receive set, it turns off large receive.  This can
be seen by entstat -d of the ethernet device.  This leads
to a performance degradation.

Local fix

  • 



Problem summary


    

  • Possible performance impact for TCP/IP on system with CAA.

    



Problem conclusion


    

  • Remove disabling large receive.

    



Temporary fix


    

  • 



Comments


    

  • 6100-08 - use AIX APAR IV64427
6100-09 - use AIX APAR IV59970
6100-09 - use AIX APAR IV59970
7100-02 - use AIX APAR IV64195
7100-03 - use AIX APAR IV60041
7100-04 - use AIX APAR IV60245

    



APAR Information




    

  • APAR number
    IV59970
    • 

  • Reported component name
    AIX 610 STD EDI
    • 

  • Reported component ID
    5765G6200
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2014-04-30
    • 

  • Closed date
    2014-04-30
    • 

  • Last modified date
    2016-05-10
    • 





    

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

    
IV59729
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    AIX 610 STD EDI
    • 

  • Fixed component ID
    5765G6200
    • 



Applicable component levels


    

  • R610  PSY  U861299
       UP14/10/28  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            10 May 2016
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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