SSH-Agent will be started for each new session
OSX
Agent pid 77791
starting ssh-agent...
Agent pid 80176
simon@geeknose:~|⇒ ps 77791
PID TT STAT TIME COMMAND
77791 ?? Ss 0:00.04 ssh-agent
simon@geeknose:~|⇒ ps 80176
PID TT STAT TIME COMMAND
80176 ?? Ss 0:00.00 ssh-agent