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GNU Screen cheatsheet

Andrew Pennebaker

https://github.com/mcandre/cheatsheets/blob/master/screen.md

About

GNU Screen is a program for managing multiple terminal sessions as "windows". Windows can be created, destroyed, backgrounded, foregrounded, split, and logged.

Documentation

http://www.gnu.org/software/screen/manual/

Install

$ apt-get install screen

$ chocolatey install cygwin

In Mac OS X, GNU screen is a built-in program.

Configure

$HOME/.screenrc

Tab completion for session names

See screen-completion

Hotkey Notation

  • C- = Control
  • M- = Alt ("Meta" key)
  • S- = Shift
  • key-key key-key key-key... = Hotkeys are pressed in order, not simultaneously.
  • <...> = user-defined value
  • [...] = optional

Evaluate Screen Command

C-a : <command>

Basic Commands

Create new window

$ screen [options]
screen$

Options includes:

  • -S <name> Name the new window
  • -d Automatically detach from the new window
  • -X <command> Execute a shell command

Create new window from within screen:

screen$
C-a c

[C-a A <name>]

View screen list

C-a "

Navigate to next window

C-a n

Navigate to previous window

C-a p

Detach

Detaching a window allows it to run in the background, e.g. even after disconnecting from an SSH session.

C-a d

Resume

Screen can resume a running window, e.g. once an SSH session has been reestablished.

$ screen -x <name>

Alternatives