[kwlug-disc] Recovering a software raided machine.

peter_melse at gto.net peter_melse at gto.net
Tue Mar 11 17:49:23 EDT 2014


 /dev/sdb will be your entire (second) hard disk, sdb1 is only the first 
 partition of said.

 On Tue, 11 Mar 2014 16:26:30 -0400, Joe Wennechuk 
 <youcanreachmehere at hotmail.com> wrote:
> Thank you for this. I got knoppix to boot up, and I am dd'ing the
> drive right now before I try any repair steps. I dd'd only the
> partition /dev/sdb1,  it is the only partition on the drive. I was
> wondering does anyone know should I have dd'd  /dev/sdb instead of
> /dev/sdb1 ?? What is the difference?
>
> ----------------------------------------
>> Date: Tue, 11 Mar 2014 15:17:45 -0400
>> From: unsolicited at swiz.ca
>> To: kwlug-disc at kwlug.org
>> Subject: Re: [kwlug-disc] Recovering a software raided machine.
>>
>> Boot favourite distro, chroot into your disks (once you get them 
>> mounted
>> with the live cd). Do what you gotta do to follow the below.
>>
>> Been here, done this!
>> (Remembered to put it in tiddlywiki, even.)
>>
>> mkdir /mnt/chroot
>> mount /dev/sda1 /mnt/chroot
>> for i in dev sys proc; do mount -o bind /$i /mnt/chroot/$i; done
>> chroot /mnt/chroot
>>
>> update-grub
>> <eeyyy>
>>
>>
>> eeyyy - etc., etc., yada, yada, yada
>>
>>
>> On 14-03-11 01:22 PM, William Park wrote:
>>> On Tue, Mar 11, 2014 at 10:36:57AM -0400, Joe Wennechuk wrote:
>>>> I have a machine that will not boot. I'm getting a message to 
>>>> insert
>>>> boot media after post, and that's it.
>>>
>>> This usually means that BIOS can't find boot loader. So, boot in 
>>> rescue
>>> mode or from different boot partition, and reinstall boot loader 
>>> (grub,
>>> lilo).
>>>
>>>> It has two drives in it, and I
>>>> believe they were set up as a mirror using mdadm. Can I just take 
>>>> one
>>>> or both of the drives out, and plug it in via USB converter? Is 
>>>> there
>>>> anything I will have to do besides that?
>>>
>>>
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>>>
>>
>>
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>
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