Running some apps on z/OS WPS 7.0.0.5 (DB2 v9) we've got log like this below.
How can i determine the root cause and get rid of that kind of problems?
Need some step-by-step advices because im a newbie

Code:
DSNT375I  -DBB PLAN=DSNRRSAF WITH 723                   
    CORRELATION-ID=WBSR1AS                         
    CONNECTION-ID=RRSAF                             
    LUW-ID=RURZDGVC.DB2LU19.CE840A916097=80651     
    THREAD-INFO=WBDBU:*:*:*                         
    IS DEADLOCKED WITH PLAN=?RRSAF WITH             
    CORRELATION-ID=WBSR1AS                         
    CONNECTION-ID=RRSAF                             
    LUW-ID=[***].DB2LU19.CE840A77A923=80634     
    THREAD-INFO=WBDBU:*:*:*                         
    ON MEMBER DBB                                   
DSNT501I  -DBB DSNILMCL RESOURCE UNAVAILABLE 724       
       CORRELATION-ID=WBSR1AS                       
       CONNECTION-ID=RRSAF                         
       LUW-ID=[***].DB2LU19.CE840A916097=80651   
       REASON 00C90088                             
       TYPE 00000304                               
       NAME WBCELLDB.INST805 .X'000006' '.X'05'
found some info : log messages indicate that the job WBSR1AS deadlocked with another job WBSR1AS. So deadlocked job received "resource unavailable" error. CONNECTION-ID indicates that is a RRSAF job.
Cool, but still confused how to solve that.