On 6/25/12, Warren Young <warren at etr-usa.com> wrote: > Then there's the LVM option, but I can't immediately come up with a > one-liner that tells you whether a given LVM disk set is equivalent to > software RAID. LVM has a mirroring option but from, possibly outdated, reading a couple of years back, it is not as smart as md raid when it comes to using both disks to speed up reading and will only read from one disk.