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Linux Daemon Three

Source: Internet
Author: User
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1 . Open the Telnet tool, log on to the server, the login verification is successful, the Linux server between the terminal and the server, the establishment of a session sessions 2 . During this session, a shell program is started by default 3 . During the session there are N process group  Shell is a process group LS PS grep4. Here each process is and the terminal necklace 5. What if I leave the terminal? Become the daemon    ①, put the process in a new session, and let the process out of the terminal     ②, can do this work ... There is a function setsid ()

Linux Daemon Three

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