IBM Support

IJ35324: CLEARACA CMD FAILURE, DUE TO LINK DOWN, COULD CAUSE HANG.

 

APAR status

  • Closed as program error.

Error description

  • if clearaca cmd is rejected by the protocol driver due to
link down the cmd will be failed back but the dev_info
queue may be left in an error state cause cmd's to be in
the
pending queue.

Local fix

  • unmapping vfc adapter, wait 60 seconds, and re-map
temporarily
resolve the problem. Other cases may require a reboot.

Problem summary

  • i/o might hung with the following errpt entries,
fscsi3  T FCP_ERR6 000000F0: Protocol driver rejected clear ACA

Problem conclusion

  • code modified to handle the link down properly

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IJ35324
    • 

  • Reported component name
    AIX V7.2
    • 

  • Reported component ID
    5765CD200
    • 

  • Reported release
    720
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2021-10-05
    • 

  • Closed date
    2021-10-05
    • 

  • Last modified date
    2022-11-14
    • 





    

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

    
IJ33842
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    AIX V7.2
    • 

  • Fixed component ID
    5765CD200
    • 



Applicable component levels


    

  • R720  PSY  U887389
       UP22/11/14  I  1000
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SG11S"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"720","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            15 November 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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