Thomas Burgess wrote:
On Sun, Jul 19, 2009 at 10:29 AM, Brian Wilson <bfwil...@doit.wisc.edu
<mailto:bfwil...@doit.wisc.edu>> wrote:
It's clear from some threads on this list that it IS possible to
roll back a zpool to a previous state, and I seem to even remember
reading someone was working on a tool or tools in that direction.
Is that correct, is it possible to manually roll back a zpool for
crash recovery purposes, if you've got enough
clue/knowledge/experience on your side in regards to the right tools?
And the follow up question - how do I learn how to do that? Is
there documentation somewhere that instructs one on the tools used
for low level ZFS troubleshooting and rollback, and how to come
back from the land of crash-then-fail-to-import? Is it the
troubleshooting document? I'm happy to get a RTFM - please just
point me at the right manual or Sun doc too :)
i'm pretty sure you're just looking for the zfs rollback command.
That rolls back a filesystem, not the state of a corrupted pool.
--
Ian.
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