02/08/2022

tmux

Installing

macOS

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brew install tmux

Commands

tmux ls

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tmux ls

returns list of active tmux sessions

Default key bindings

Default prefix key

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ctrl(control) + b

Panes

default key bindings

Split the window horizontally (Horizontal pane)

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ctrl(control) + b + "

Split the window vertically (Vertical pane)

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ctrl(control) + b + %

Delete (kill) current (focused) pane

(with confirmation prompt)

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ctrl(control) + b + x

Switch to the right pane

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ctrl(control) + b + (right arrow)

Switch to the left pane

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ctrl(control) + b + (left arrow)

Switch to the top pane

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ctrl(control) + b + (up arrow)

Switch to the bottom pane

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ctrl(control) + b + (down arrow)

Windows

Create and switch to new window

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ctrl(control) + b + c

Switch to specific existing window

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ctrl(control) + b + <window_number>

Switch to the next window

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ctrl(control) + b + n

Switch to the previous window

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ctrl(control) + b + p

Delete (kill) the current window

(with confirmation prompt)

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ctrl(control) + b + &

Rename the current window

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ctrl(control) + b + ,

Sessions

Create and attach to a new tmux session

(outside of tmux)

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tmux

Create and attach to a new session with specific name

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tmux new -s "session_name"

Disconnect the current tmux session

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ctrl(control) + b + d

Back to last disconnected session

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tmux attach

Show list of existing tmux sessions

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tmux list-sessions

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tmux ls

Attach to a specific tmux session

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tmux attach -t <session_number|session_name>

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tmux a -t <session_number|session_name>

Rename the current session

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ctrl(control) + b + $

Show the list of tmux sessions, attach to or manage the session

Show the list

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ctrl(control) + b + s

attach to selected session: Press the Enter
delete the selected session (with prompt): Press x

Configuring

Create configuration file

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vim ~/.tmux.conf

Reload tmux to apply changes in config file

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tmux source-file ~/.tmux.conf

In some cases you need to kill tmux process to apply changes in config file. Notice it will kill all tmux running sessions.

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tmux kill-server