TMUX - Terminal Multiplexer

Full Documentation

• Project page

• Manual Page

Why tmux

• Allow starting process in ssh sessions that continue to run when the user logsout

• Open the same session on multiple computers

• Hide irrelevant sessions to unclutter the terminal

• and many other things...

Essential Usage

In the terminal

• Start a new session: tmux new -s <session_name>

• List sessions: tmux ls

• Attach to an existing session: tmux attach -t <session_name>

Within a session

The default bind key for tmux is C-b (Ctrl+b)

• C-b + d: detach (session run as background)

• C-d : exit (kill session), typing exit on all terminals also work

• C-b + %: vertical split

• C-b + ": horizontal split

• C-b + :: enter command

• C-b + [: enter scroll/copy mode

• Esc or q: exit scroll/copy mode

(More) Advanced Usage

An user-specific config file for tmux should be located at ~/.tmux.conf

• Enable scrolling by default: enter following command or add it to config file:

  • version 2.1 and up: set -g mouse on

  • older versions: set -g mode-mouse on

See also

• https://egghead.io/courses/wrangle-your-terminal-with-tmux