On Thu, 4 Aug 2005, Stefan Majer wrote: > Hi, > > i have a server running on only one scsi disk. I got now one scsi disk > extra and i want to transform the actual installation to use both disks in > a raid1. > Therefore i want to mirror each partition with md. > The Question now is how to do that, if possible, without destroing the > installed OS. > > I thought it should be possible to do it in the following way: > > 1. create the same partitions on the secondary drive sfdisk -d /dev/sda > /tmp/sda.part sfdisk /dev/sdb < /tmp/sda.part > 2. create a mirror for each partition with the actual installed partition > marked as "missing" At this point, go & read the Software RAID-HowTo, and look for the Root-RAID section. Gordon - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html