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Bug#781538: debian-boot: Total trash on reboot of RAID1 partitions



On Mon, 30 Mar 2015 19:08:21 +0100 Chris Bell <chrisbelldeb@chrisbell.org.uk> wrote:
> Package: debian-boot
> Version: jessie rc1
> Severity: critical
> Justification: breaks the whole system
>
> Dear Maintainer,
>
>
>    * What led up to the situation?
>  / was installed on first RAID1 pair of partitions,
> 2nd RAID1 pair not used at first,
> /srv on 3rd RAID1 pair.
> I had a problem during configuration, and attempted to re-boot.
> A single-line message appeared
>
> Recovering Journal.
>
> Gave up waiting and installed a new / on to the second RAID1
> pair with the first as /oldroot and the third as /srv.
> Continued with configuration until forced to shut down.
>
> On re-boot the same 0ne-line message appeared
>
> Recovering Journal.
>
> I waited again, but there was no other message or any mention
> of mdadm, so eventually gave up and looked using a knoppix
> disk to find around 10 bytes on each of the 6 partitions (3 pairs)  
>
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
> I did not see any mention of mdadm starting, nor was there any
> oportunity to escape (apart from crashing out again)
>
>    * What was the outcome of this action?
> Two disks that had been fully tested before use now totally wiped.
> All I can do is attempt data recovery using testdisk
>
>    * What outcome did you expect instead?
> I expected the system to start mdadm and then boot as usual.
>
> -- System Information:
> Sent from another system!
> Pentium 3 used as a moderate resource but reliable residential
> mailserver/archiver to run 24/7
>
> # -- System Information:
> # Debian Release: 7.8
> #   APT prefers stable-updates
> #   APT policy: (500, 'stable-updates'), (500, 'stable')
> # Architecture: amd64 (x86_64)
>
> # Kernel: Linux 3.2.0-4-amd64 (SMP w/8 CPU cores)
> # Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
> # Shell: /bin/sh linked to /bin/dash
>
>
>

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