Hard drive weirdness.

[Rashkae]

David Vincent wrote:
> David Gibb wrote:
>> Yeah, I know about
> 
>> sudo mdadm --detail /dev/md0
> 
>> but my problem is interpreting the results: if it tells me that
>> /dev/sda has failed, then do I replace the top hard drive, or the
>> bottom?
> 
> they are identical drives?  take a look at how you have them cabled.
> /dev/sda would be the master and /dev/sdb would be the slave.
> 

Err, if I still remember this thread correctly, /dev/sda and sdb are
SATA drives, no slave, no master. and indeed no way to predict which is
which when Sh#t happens.