Upgrade 8.04->9.10 fails: crash to tty, claims can't mount rootfs
Alvin
info at alvin.be
Tue Nov 10 12:30:20 UTC 2009
On Tuesday 10 November 2009 10:36:26 Tom H wrote:
> >> >>> So today I finally decided to upgrade to 9.10 from 8.04.
> >> >>> Now after rebooting the system crashed to a maintenance shell
> >> >>> claiming the system wasn't able to mount the root fs.
> >> >>> Funny thing here: / was mounted. could perfectly dive into the
> >> >>> system, run programs and so on. Perfectly mounted.
> >> >>
> >> >> Did you check that you really have your disk partitions mounted? The
> >> >
> >> > Yes, the mounted / was the real deal as I could access my custom files
> >> > and as you stated below menu.lst and everything else. mount was sda6
> >> > which is supposed to be my / disk. No seperate /boot partition in
> >> > here.
> >>
> >> Do you see all your partitions when you run "ls /dev//dev/sda*" after
> >> "Dropping to a shell"?
>
> I was not asking about your mountpoints or mounted partitions. I was
> asking about the actual content of the /dev directory.
>
> >> Poking around my initrd, it looks like your "ALERT! ... Dropping to a
> >> shell!" message comes from the initrd script that mounts /. The output
> >> between "ALERT" and "Dropping" is what initrd's init script thinks
> >> your / is. Is it correct?
> >
> > Not reproduceable since I overwrote the broken system with backups.
> >
> >> The init script in initrd gets /'s location from the menu.lst kernel.
> >> Check that the UUID in "root=UUID=..." is correct or change it to
> >> "root=/dev/sd..." (with an "e" at the grub menu) and boot.
> >
> > See original post.
>
> I was asking (politely!) for you to re-check the UUIDs.
> And to try /dev/sdX just in case /dev/disk/by-uuid was not being seen.
Just a small 'me too'.
After the update to Karmic *or* fresh installations, a lot of servers no
longer find their boot drives. Sometimes it works, sometimes it doesn't.
Is there already a bug number for this?
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