fsarchiver backup & restore

比Gparted好用

• Backup
  # fsarchiver savefs -j2 -z5 /mnt/backup/sda1 /dev/sda1
  ( -z5 compression level 5 , maximum 9 )
  ( -j2 two thread , two core cpu )

• Restore
  (先format比較好)
  # fsarchiver restfs -v /mnt/backup/sda1.fsa id=0,dest=/dev/sda1,mkfs=ext3