>> I have CentOS 4.x installed on a single 500GB SATA drive. Drive is >> about 10 percent used. I would like to migrate to software RAID 5 >> without reinstalling the OS. Was thinking 3 500GB drives. Is that >> possible or must I reinstall? > > Moving to RAID-1 is going to be fairly easy. Moving to RAID-5 or RAID-6 > will be a good bit trickier. The more I hear I am thinking moving to RAID-1 would be fine. Is there a basic howto somewhere for that? Thanks. Matt