• 保存するdiskのIDを取得

$ tmutil destinationinfo
====================================================
Name          : TimeMachineDisk
Kind          : Local
Mount Point   : /Volumes/TimeMachineDisk
ID            : AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE

• 開始方法

$ tmutil startbackup --destination AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE

• タイムマシン実行中かの判定方法
  • Is there a bash command to check to see if Time Machine has finished backing up?

status = `/usr/bin/tmutil status | /usr/bin/grep -c "Running = 1"`