Date: Mon, 29 Sep 2008 10:11:21 -0700 From: Sean Bruno <sbruno@miralink.com> To: Dan Allen <danallen46@airwired.net> Cc: freebsd-stable@freebsd.org Subject: Re: Missing fstab Message-ID: <48E10C39.9040907@miralink.com> In-Reply-To: <C473706B-E6ED-43D3-A2EC-2C25613987CC@airwired.net> References: <C473706B-E6ED-43D3-A2EC-2C25613987CC@airwired.net>
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Dan Allen wrote: > In messing around trying to get a bootable FreeBSD system on a memory > stick I messed up and deleted my fstab file on my main FreeBSD STABLE > machine. Actually a script I was writing overwrote it... arrggghh. > > I feel so stupid. > > Anyway, my system now boots and then dies midway in boot because there > is no /etc/fstab. I get the mountroot prompt, I type in ufs:ad0s2a > (my main root partition) and it begins booting fine. So far so good. > > It then goes into single user mode, which is fine, but it leaves my > main root filesystem as readonly, which is not so fine. This is > because of the missing /etc/fstab file. > > I have a backup of my fstab file on a USB memory stick. I can mount > the stick on /mnt and then I type > > /sbin/mount -F /mnt/fstab -f -u -w / > > thinking that it will now update the drive to readwrite. It does > not. The command appears to succeed but running mount again shows the > file system is still read-only. It will not mount my main root file > system readwrite. I believe my main file system is fine. I can see > all of my files readonly. > > I cannot change my root file system in order to copy my backup fstab > back to /etc/fstab because the file system refuses to be updated to > readwrite. This is my core problem. > > fsck will not run because there is no /etc/fstab and there is no > option that I can find that will allow a different fstab to be used, > although running fsck is not my central problem. > > Any ideas on how to force the file system to be readwrite long enough > for me to replace my /etc/fstab file? > > Dan > A "mount -o rw /dev/ad0s1a /" doesn't "just work" for you? Sean
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