gjournaled UFS2 filesystem is gone after power outage

Pawel Jakub Dawidek pjd at FreeBSD.org
Thu Oct 26 19:35:10 UTC 2006

On Thu, Oct 26, 2006 at 07:44:44PM +0200, Fluffles wrote:
> Andrei Kolu wrote:
> > I got power outage- UPS couldn't handle it this time- have to replace battery 
> > and now I can't read my filesystem that I made for testing purposes:
> >
> > # mount /dev/ad0s4.journal /mnt/ad0s4/
> > mount: /dev/ad0s4.journal: Operation not permitted
> > # fsck /dev/ad0s4
> > fsck: Could not determine filesystem type
> >   
> Well you should use:
> fsck -t ufs /dev/ad0s4
> and after that mount it.
> Right now you should be able to mount the volume with mount -f
> /dev/ad0s4 <mountpoint>, but that is not recommended.
> But i were told fsck was not necessary when using gjournal. *shrug*

'fsck_ffs -p /dev/ad0s4.journal' is needed, but it only handles orphaned
files, which takes seconds, not hours.

Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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