> An external hardware RAID is always better in terms of data integrity,
> irrespective of the RAID level (as long as it isn't 0) but as I understand
> that was not the primary concern to write md.
>
Just out of curiosity, what was the primary concern, need to have faster
datatransfer by parallellism (striping) or just the need for massive
single diskvolume ?
Cheers Lauri