On Thu, Aug 27, 2009 at 01:37:11PM -0600, Dave wrote: > Can anyone from Sun comment on the status/priority of bug ID 6761786? > Seems like this would be a very high priority bug, but it hasn't been > updated since Oct 2008. > > Has anyone else with thousands of volume snapshots experienced the hours > long import process?
It might not be direct ZFS fault. I tried to reproduce this on FreeBSD and I was able to import pool with ~2000 ZVOLs and ~10000 ZVOL snapshots in few minutes. Those were empty ZVOLs and empty snapshots, so keep that in mind. All in all creating /dev/ entries might be slow in Solaris that's why experience this behaviour when importing ZFS pool with many ZVOLs and many ZVOL snapshots (note that every ZVOL snapshot is a device entry in /dev/zvol/, not like with file systems where snapshots are mounted on .zfs/snapshot/<name> lookup and not on import time). -- Pawel Jakub Dawidek http://www.wheel.pl p...@freebsd.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am!
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