Ross Vandegrift <ross@willow.seitz.com> wrote: > Absolutely correct - you should *never* run IDE RAID on a channel that > has both a master and slave. When one disk on an IDE channel has an > error, the whole channel is reset - this makes both disks > inaccessible, > and RAID5 now has two failed disks => you data is gone! *ALWAYS* use > separate IDE channels. I think it's okay to use both channels if you use RAID0+1 (also known as RAID10), just be sure to mirror across channels. As a bonus, RAID0+1 is significantly faster than RAID5. Neil - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html