On Thu, 8 May 2008, Peter Tribble wrote: > As a regular fileserver, yes - random reads of small files on raidz isn't > too hot...
There that would pretty much be our usage scenario; home directories and group project directories. > I just disable NCQ and have done with it. Doesn't that result in a performance decrease? (I suppose not as much as the hanging IO issue, but still less than ideal?). > What I normally do in these cases is to create a separate pool > and use it for something else useful. I'm not sure what else I would do with almost a terabyte of storage, the management overhead of dealing with it outside of the other storage would perhaps cost more than just ignoring it. > My only concern here would be how hard it would be to delete the > snapshots. With that cycle, you're deleting 6000 snapshots a day, and > while snapshot creation is "free", my experience is that snapshot > deletion is not. I did some testing with up to 10,000 filesystems, but with minimal activity between snapshots will probably wasn't a valid usage scenario to verify the resource requirements. Thanks... -- Paul B. Henson | (909) 979-6361 | http://www.csupomona.edu/~henson/ Operating Systems and Network Analyst | [EMAIL PROTECTED] California State Polytechnic University | Pomona CA 91768 _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss