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IV41718: MEMORY LEAK IN NFS CODE APPLIES TO AIX 7100-00

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APAR status

  • Closed as program error.

Error description

  • There is an issue in NFS v4 code which handles potential
race conditions when opening a file. This can lead it to
allocate increased amounts of kernel heap over time. If
a system encounters this code path sufficiently
frequently
then it may run out of pinned memory and this can lead to
a system crash.

Local fix

  • 



Problem summary


    

  • Memory leak in NFS v4 code this can lead to allocate increased
amounts of kernel heap over the time. if a system encounters t
his code path sufficiently frequently it will lead a sys crash

    



Problem conclusion


    

  • Freeing of allocated memory is taken care.

    



Temporary fix


    

  • 



Comments


    

  • 5300-12 - use AIX APAR IV39236
6100-06 - use AIX APAR IV41783
6100-07 - use AIX APAR IV32943
6100-08 - use AIX APAR IV38796
7100-00 - use AIX APAR IV41718
7100-01 - use AIX APAR IV41399
7100-02 - use AIX APAR IV38835

    



APAR Information




    

  • APAR number
    IV41718
    • 

  • Reported component name
    AIX V7.1
    • 

  • Reported component ID
    5765H4000
    • 

  • Reported release
    710
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2013-05-06
    • 

  • Closed date
    2013-05-06
    • 

  • Last modified date
    2013-11-26
    • 





    

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

    
IV32943
    

    • 

  • 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  U858324
       UP13/07/30  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            26 November 2013
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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