... Software RAID on Linux is a snap, thanks to the mdadm tool that comes with most modern Linux distributions. Software RAID, particularly RAID1, is an inexpensive ... detailed information on a particular device, or you can get an overview of the entire RAID system by looking at /proc/mdstat directly. For example:# cat /proc/mdstatPersonalities : [raid1] ... one drive fails.To create a RAID device, execute the following command:# mdadm create verbose /dev/md0 level=1 raid-devices=2 \/dev/hda1 /dev/hdc1There are two ways to obtain information...