On 2/17/2015 9:47 PM, o1bigtenor wrote: Only hardware raid's will do automatic rebuilds. > I was forced to use gdisk. 1st: sgdisk -R /dev/sdY /dev/sdX This copies the partitions from X to Y 2nd: sgdisk -G /dev/sdY This will randomize the GUID on the X disk & it's partitions