Bug#386468: mdadm: cannot mount root filesystem after upgrade (system unbootable)

[cyrille.bollu]

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>From      : "martin f krafft" madduck at debian.org
To          : "Cyrille Bollu" cyrille.bollu at scarlet.be
CC          : 386468 at bugs.debian.org
Date      : Wed, 13 Sep 2006 12:46:48 +0200
Subject : Re: Bug#386468: mdadm: cannot mount root filesystem after upgrade
(system unbootable)

> also sprach Cyrille Bollu <cyrille.bollu at scarlet.be> [2006.09.09.1121 +0200]:
> > thanks for the help: It is working now!
> > 
> > ...
> > 
> > But, still with "/dev/md3" as root filesystem and not "/dev/md2"
> > (my debian stable is on /dev/md1)... ;-)
> 
> Please give me exact details about which array is used how. /dev/md1
> is your stable root, /dev/md3 is your unstable root? what's
> /dev/md2? Any others?

Yes. And /dev/md2 is an old BLFS (Beyond Linux From Scratch). But I wasn't
using it for long.

> 
> > Do you have any clue as why the name of my RAID arrays were
> > changed during the upgrade?
> 
> What were they before?

>From memory:
/dev/md2 was my unstable root
/dev/md1 was my stable root
cannot remember what my BLFS was.

> 
> > Also, there is still this problem that "mdadm --examine --scan"
> > reports 2 /dev/md4 array:
> 
> See #386315

Huum still not solved then? For what I'm concerned, I'm thinking that my RAID
setup has always be a little crapy. Maybe, everything comes from my poor
initial setup... Don't care too much for me ;-)

> 
> > Also, what is the difference between "update-initramfs -u -k all"
> > and "dpkg-reconfigure -plow mdadm". Isn't the second command
> > calling the first? Because I had tried the 2nd command already
> > without success... But maybe I did forgot something else at that
> > time...
> 
> dpkg-reconfigure calls update-initramfs, that's correct.
> 

Don't hesitate to close that bug. I'm not sure that it will help to
investigate further.

Thanks for the help.

Cyrille

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