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what is the reson for enq:DX contention

edited Apr 27, 2009 9:56PM in Database Tuning (MOSC) 1 commentAnswered
Hi ,

what is the reson for enq:DX contention

What is the reason for "enq:DX contention

significant database time.

   RECOMMENDATION 1: Application Analysis, 50% benefit (327353 seconds)
      ACTION: Investigate the cause for high "enq: DX - contention" waits.
         Refer to Oracle's "Database Reference" for the description of this
         wait event.

   RECOMMENDATION 2: Application Analysis, 32% benefit (205435 seconds)
      ACTION: Investigate the cause for high "enq: DX - contention" waits in
         Module  (TNS V1-V3)".

   RECOMMENDATION 3: Application Analysis, 32% benefit (205435 seconds)
      ACTION: Investigate the cause for high "enq: DX - contention" waits in
         Service "post2p".

   RECOMMENDATION 4: Application Analysis, 32% benefit (205435 seconds)
      ACTION: Investigate the cause for high "enq: DX - contention" waits with

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