slow ZFS on FreeBSD 8.1

Jean-Yves Avenard jyavenard at
Wed Dec 29 20:25:57 UTC 2010

On Thursday, 30 December 2010, Matthew Seaman
<m.seaman at> wrote:
> No -- the on-disk format is different.  ZFS will run fine with the older
> on-disk formats, but you won't get the full benefits without updating
> them.   You'll need to run both 'zpool update -a' and 'zfs update -a' --

I believe it's "upgrade" you want to use, not update.

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