Originally Posted by MediumPimpin

You need at least a RAID5 set up, minimum of three drives but I would go at least 4, the server will see the drive as one large drive. If you lose a drive the server will stay up, just unplug the bad and install the new and no one will know the difference.

If you do Raid make sure it's RAID5 or 10

Now if you lose two drives in the Raid at the same time, and they are in a row then you are fucked.

We run Raid5 on all of our servers since 1998, we have only lost one Raid5 set since then.