TIL: Using tmux for Persistent Terminal Sessions

SSH disconnects. Your terminal session dies. Long running processes stop. tmux keeps them alive regardless of your network connection.

tmux new -s audio-processing

Starts a named session. Run your long running process inside it. Detach with Ctrl+B then D.

tmux attach -t audio-processing

Reconnect from anywhere. The session is still running with all output visible.

tmux list-sessions

Show all running sessions.

Can I scroll in tmux?

Ctrl+B then [ enters scroll mode. Use arrow keys or Page Up/Page Down to scroll through output history.

Does tmux support split panes?

Yes. Ctrl+B then % splits vertically. Ctrl+B then “ splits horizontally.