Deadlock Check Frequency

Dave Bland clarifies how frequently deadlock checks occur:

Because deadlocks happen when two task permanently block each other, without a deadlock, both process will simply block forever. Of course this could never be good in a production system.  It is important that these situations be identified and dealt with in some manner.  This is where SQL Server database engine steps in, it is frequently searching the lock manager looking for deadlocks.

Click through for the answer.

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