K 10 svn:author V 6 dteske K 8 svn:date V 27 2013-11-11T02:13:47.662598Z K 7 svn:log V 269 Check the partition scheme before blowing away disks, instead of after. The effects of this patch would only be noticeable if you were purposefully setting a bad value and trying to see what happens; and leaving the disks intact if a bad value has been set seems fair. END