trace for zfs panic mounting fs after crash with RC2

Gerrit Kühn gerrit at pmp.uni-hannover.de
Thu Nov 12 08:26:36 UTC 2009


On Tue, 10 Nov 2009 08:17:55 -0800 Artem Belevich <fbsdlist at src.cx> wrote
about Re: trace for zfs panic mounting fs after crash with RC2:

AB> Perhaps some of the links on the following post on zfs-discuss may
AB> help:
AB> http://www.mail-archive.com/zfs-discuss@opensolaris.org/msg26704.html

Interesting stuff, thanks.
At a first glance I do not see an easy way to roll back my pool to a
slightly previous (consistent) state, but all the posts state that it is
possible. I guess I have to dive into this a bit deeper. "zpool clear -F"
definitely would be the easier-to-use solution.

AB> Another option would be to boot from OpenSolaris LiveCD that contains
AB> latest zfs changes, import your pool there, fix, export and then
AB> re-import it on FreeBSD. Make sure you don't upgrade your pool while
AB> running OpenSolaris.

Uh, yes, not really an option in this case, I guess. Unless I buy an
additional external CD drive and stuff. But thanks for the hint, anyway. I
will have a look around how difficult it is to get recent OpenSolaris on a
USB stick...


cu
  Gerrit


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