freightcar wrote:
> Debian Etch kernel 2.6.16
>
> I am trying to convert existing ext3 fs to raid1. I created partition
> table on second hdd by
> "sfdisk -d /dev/sda | sfdisk /dev/sdb"
> then I changed fs type to fd, created ext3 fs, created md0 " mdadm
> --create /dev/md0 --level=1 --raid-disks=2 missing /dev/sdb1"

Did you really create the ext3 filesystem before creating md0? That's
backwards. You need to put the ext3 filesystem on /dev/md0, not on one
of its components.