Majed B. wrote:

I see.

Well, whether MD is smart enough to rearrange a queue when the arrays
are sharing disks or not, it still means that you can't run your
processes in parallel.

Does that means that different processes (treads) can't request reads on 
different places on the disk concurrently?

I am sorry, but it seems that we are speaking different languages.

-- 
Antonio Perez