http://unix-cd.com/unixcd12/article_5190.html
http://jonh.sharera.com/blog/BlogTopic/29131.htm
http://blog.54master.com/html/55/600855-19469.html
http://www.linuxfly.org/post/78.htm
http://jonh.sharera.com/blog/BlogTopic/29131.htm
mdadm -C --verbose /dev/md0 --level=1 --raid-devices=2 /dev/sdb1 /dev/sdc1
若要开机自动挂载，请加入/etc/fstab中：
/dev/md0 /mnt/tes auto defaults 0 0
