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Oracle: data file init write


happens when creating or extending a datafile
if happening when not creating a datafile, think about sizing you datafiles instead of letting them autoextend
autoextend can cause a domino affect on other wait events when it happens on a high load system


NAME                        P1  P2    P3
-----------------------  ------- ------ -------------
Data file init write   count  intr   timeout

is 1M writes in some cases


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