Patrick, On 2006-03-07 13:45, Patrick M. Hausen wrote: ..... > Are there instructions on how to do this to mirror a slice instead of > an entire disk? > > Thanks, > Patrick Yes, Ralf S. Engelschall created a good guide: http://people.freebsd.org/~rse/mirror/ See 'GEOM mirror Approach 2: Single Slice, Preferred, More Flexible' Greetings, Volker