Linux Screen Tutorial

Screen is a Linux tool to run multiple virtual terminal from a command line. It is useful when you need to run long processes and you need to close your SSH client. Screen is really life saver.


Start a new Screen

$ screen


Detach from Screen (left screen running in background)

$ ctrl a d


View running virtual terminal in background

$ screen -ls

There are screens on:

5311.pts-0.langkawi (08/23/2013 05:27:39 PM) (Detached)
5253.pts-0.langkawi (08/23/2013 05:27:09 PM) (Detached)
2 Sockets in /var/run/screen/S-ubuntu.


Resume existing Screen

$ screen -r 5253.pts-0.langkawi


To exit or close Screen, go inside the Screen and type exit or ctrl + a k.

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