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SETSID(1) User Commands SETSID(1)

setsid - run a program in a new session

setsid [options] program [arguments]

setsid runs a program in a new session. The command calls fork(2) if already a process group leader. Otherwise, it executes a program in the current process. This default behavior is possible to override by the --fork option.

-c, --ctty
Set the controlling terminal to the current one.
-f, --fork
Always create a new process.
-w, --wait
Wait for the execution of the program to end, and return the exit value of this program as the return value of setsid.
-V, --version
Display version information and exit.
-h, --help
Display help text and exit.


Rick Sladkey <>

The setsid command is part of the util-linux package and is available from
July 2014 util-linux