Re: raid5: I lost a XFS file system due to a minor IDE cable problem

Christian Kujau
2007-05-30T16:11:54Z

On Mon, 28 May 2007, Pallai Roland wrote:
> /dev/loop1: [0700]:180907 (/dev/md1) encryption=AES128 multi-key-v3
> hq:~# dd if=/dev/md1 bs=1k count=128 skip=128 >/dev/null
> dd: reading `/dev/md1': Input/output error
> 0+0 records in
> 0+0 records out
> hq:~# dd if=/dev/loop1 bs=1k count=128 skip=128 | md5sum
> 128+0 records in
> 128+0 records out
> 131072 bytes (131 kB) copied, 0.027775 seconds, 4.7 MB/s
> e2548a924a0e835bb45fb50058acba98 - (!!!)
> hq:~# dd if=/dev/loop1 bs=1k count=128 skip=128 | md5sum
> 128+0 records in
> 128+0 records out
> 131072 bytes (131 kB) copied, 0.030311 seconds, 4.3 MB/s
> c6a23412fb75eb5a7eb1d6a7813eb86b - (!!!)

Hm, looks nasty. Maybe you should send this to
linux-crypto@nl.linux.org, where many loop-aes folks are hanging around?

C.
--
BOFH excuse #197:

I'm sorry a pentium won't do, you need an SGI to connect with us.