What about a RAID 1 setup (mirrored). If a hard drive dies, you just have to schedule a swap out, which shouldn't take that long, and you could schedule during

What about a RAID 1 setup (mirrored). If a hard drive dies, you just have to schedule a swap out, which shouldn't take that long, and you could schedule during a lull in your usual traffic. That would just defend against an abrupt hard drive failure, and is probably the cheapest short term solution unless you want to mirror a second server or on-demand cloud hosting. I run a large vbulletin server, and in my most recent server upgrade, I've configured my attachment server in this config for that reason.