#!/bin/sh

< /proc/mdstat \
sed -ne '
	/^Personalities :/d
	/^unused devices: /d
	s/^  *$//
	/^$/{
		x
		s/\n/ /g
		s/^  *//
		s/  *$//
		s/   */ /g
		/./p
		d
	}
	H
' |
sort -k 1.3n