IBM Support

IJ42361: AFM GATEWAY NODE DEADLOCKS DURING THE READ OPERATION

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APAR status

  • Closed as program error.

Error description

  • AFM gateway node deadlocks during the read operation if
both prefetch and application tries to read the same
file simultaneously.

Local fix

  • 



Problem summary


    

  • AFM gateway node deadlocks during the read operation if
both prefetch and application tries to read the same
file simultaneously.

    



Problem conclusion


    

  • This problem is fixed in 5.1.5 PTF 1
To see all Spectrum Scale APARs and
their respective fix solutions refer to page
https://public.dhe.ibm.com/storage/spectrumscale/spectrum_scale_
apars.html


Benefits of the solution:
Fixed the deadlock during the read
operation on AFM uncached file.

Work around: None
Problem trigger:
Read operation on AFM uncached file
Symptom:  Deadlock
Platforms affected:  All Linux OS environments
Functional Area affected:  AFM
Customer Impact: High Importance

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IJ42361
    • 

  • Reported component name
    SPEC SCALE STD
    • 

  • Reported component ID
    5737F33AP
    • 

  • Reported release
    515
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2022-09-12
    • 

  • Closed date
    2022-09-12
    • 

  • Last modified date
    2022-09-12
    • 





    

  • 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
    SPEC SCALE STD
    • 

  • Fixed component ID
    5737F33AP
    • 



Applicable component levels


    








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"STXKQY"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"515","Line of Business":{"code":"LOB26","label":"Storage"}}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            12 September 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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