Database DataWarehousing (MOSC)

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Developers are going nuts using /*+parallel/* hints setting values at 25 and more on an 8 CPU Itaniu

edited Apr 18, 2012 3:42AM in Database DataWarehousing (MOSC) 14 commentsAnswered
Is there a rule of thumb on the number of processes I can tell them not to exceed?  Such as no more than 8 on an 8 CPU box?  I am seeing waits like this  Waiting for event "PX Deq Credit: send blkd" in wait class "Other" accounted for 94% of the database time as a result.

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