Re: cannot recover data, raid problem

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Hi,

because this is MD raid, you want to ask on linux-raid@xxxxxxxxxxxxxxx
about your issue.

Regards,
Heinz

On Fri, 2009-06-26 at 11:20 +0200, enid vx wrote:
> Hello to all, 
> I have a server system which is configured with raid5 software
> (mdadm) . It is composed by 4 HDD SCSI each 37GB.
> I have installed on it RedHat Linux 9, in the default configuration
> (so /boot a separate partition and the other ones with LVM)
> 
> My problem is that one of the partitions configured with raid 5 (Linux
> raid autodetect) i believe that it is on degraded or faulty state,
> 
> my system does boot up but it shows on the screen "Kernel panic ,
> cannot find initrd"
> 
> I have very sensible data in there, and the problem is that I didn't
> make a backup. I want to just retrieve some of the data files there.
> 
> I managed to boot into the rescue mode with CD1 of RH9 and the
> commands which I tried to do:
> # mdadm --examine --scan /dev/sda2 /dev/sdb1 /dev/sdc1 /dev/sdd1
> > /etc/mdadm.conf
> #mdadm -A -s
> #cat /proc/mdstat  --->>> it showed the raid array but only with three
> partitions exactly /dev/sda2 /dev/sdb1 /dev/sdc1
> 
> I have lvm so I entered:
> #vgchange -a y vol0
> #mount /dev/vol0/lv0 /mnt/lv0    -->> which I think is the /
> partition, and I couldn't copy my files (not all of them but the
> important ones),
> 
> it gave some I/O errors in copying (transfering with scp in another
> server).
> 
> so I gave:
> #fsck /dev/vol0/lv0 and responded with Y (yes) to all of the questions
> (a huge number of inode problems)
> 
> and now again I can't copy my files.... :-(
> 
> My question is how can I recover my files, is there another way?
> 
> Your help would be very appreciated!
> 
> Thanks in advance.
> _______________________________________________
> Ataraid-list mailing list
> Ataraid-list@xxxxxxxxxx
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