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Re: Install failes after md raid replace

From: Andrei Borzenkov
Subject: Re: Install failes after md raid replace
Date: Tue, 5 Jan 2016 10:26:53 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.4.0

05.01.2016 10:10, Andrei Borzenkov пишет:
> 04.01.2016 22:19, Tobias Lang пишет:
>> And I would be interested in fixing this problem and making the system
>> bootable again (which I would suppose it cannot do right now). Any ideas?
> I still cannot reproduce it using current upstream grub2 or grub2 from
> openSUSE Tumebleweed. Could you test upstream if you still see this
> problem? This would give common basis to debug it further.

I have one thing to suspect. Could you send me 512 bytes at offset 4K of
both partitions in RAID1, e.g. for md1 (which it failed to detect)

dd if=/dev/sda2 count=1 skip=8 of=/tmp/sda2.out
dd if=/dev/sdb2 count=1 skip=8 of=/tmp/sdb2.out

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