command pmset for mac osx

problem

1. put my mac to sleep when my wife is away

2. this is done on my thinkpad t430

   1. steps

       $ ssh gree2@my.mac.ip.address
       $ pmset sleepnow
      

3. pmset manual

   1. pmset [touch

      sleepnow

      displaysleepnow

      lock

      boot]

       sleepnow - causes an immediate system sleep
       displaysleepnow - causes display to go to sleep immediately