Daniel Carosone wrote:
> Therefore, for almost every write you do, you wind up doing a
> read-modify-write cycle; that's what kills your performance.

Just wondering: would vinum work better ?

> 
> If you have the chance, for the sake of demonstration, compare
> performance with 3-way and 4-way raid-0.
> 

What I have: 2 IDE controllers on motherboard and 4 HDDs.
What I need: striping with failover without wasting resources so 
striping and mirroring is out of the question as I'll waste 120GB.

Thanks,
Mihai