IBM Support

LO80595: DEADLOCK CAN OCCUR ON MAILSERVERS TABLE CAUSING HUNG THREADS

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APAR status

  • Closed as program error.

Error description

  • In some circumstances a deadlock can occur where a single
Traveler thread attempts to update the MailServers table from
two seprate transactions.  If the database is not configured
with a lock timeout then this can cause a hung thread.

Cases with this issue will likely have several threads stuck in
stacks that origiate from
com.lotus.sync.dca.access.DominoServerPingInfo.updateDB

Local fix

  • Restarting the effected Traveler server can resolve the issue.

Problem summary

  • There was an issue where deadlook could occur when updating the
mail server table, causing threads to become hung.

Problem conclusion

  • Notes Traveler Server was updated to avoid deadlocks on the
mail server table.

Temporary fix

Comments

  • 



APAR Information




    

  • APAR number
    LO80595
    • 

  • Reported component name
    LOTUS NOTES TRA
    • 

  • Reported component ID
    5724E6204
    • 

  • Reported release
    901
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2014-05-30
    • 

  • Closed date
    2014-07-14
    • 

  • Last modified date
    2014-07-14
    • 





    

  • 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
    LOTUS NOTES TRA
    • 

  • Fixed component ID
    5724E6204
    • 



Applicable component levels


    

  • R901  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            14 July 2014
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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