John wrote: > Our "enterprise" is about 300TB.. maybe a bit more... > > You are correct that most of the time we grow and not shrink... however, we > are fairly dynamic and occasionally do shrink. DBA's have been known to be > off on their space requirements/requests. > > Isn't that one of the problems ZFS solves? Grow the pool to meet the demand rather than size it for the estimated maximum usage. Even exported vdevs can be thin provisioned.
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