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Date: Thu, 31 Jan 2008 23:09:53 +0100 (CET)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Darryl Hoar <darryl@osborne-ind.com>
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Cc: freebsd-questions@freebsd.org
Subject: Re: Oops
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> am setting up gmirror and screwed up my fstab.  When rebooting,
> it complains until I tell it the root device:
> ufs:/dev/mirror/gm0s1a

add

vfs.root.mountfrom="ufs:mirror/gm0s1a"

to /boot/loader.conf


>
> it boots up and dumps me into single user.  When I try to change
> /etc/fstab, it tells me that the parition is mounted read only.

do

mount -uw /dev/gm0s1a /

and then edit