I hope to restart nodejs on mac osx
$ps aux | grep node
mymac 20215 0.0 0.0 2432768 460 s000 R+ 9:49AM 0:00.00 grep node
there is one PID 20215, I try to kill the process
kill -2 20215
it reports
-bash: kill: (20215) - No such process
your comment welcome