MetoGrads - Department of Atmospheric and Oceanic Science : screen intro

GNU screen introduction

There are many screen tutorials available on the internet. This page is meant to provide a simple reference for some screen basics.

Start a new session
```
$ screen
```
Disconnect from a screen session
```
Ctrl-a-d
```
Reconnect to an existing screen session
```
$ screen -r
```
Reconnect to an existing screen session forcefully
```
$ screen -dr
```
Create a new virtual terminal in a screen session
```
Ctrl-a-c
```
Change to the next virtual terminal
```
Ctrl-a-n
```
Change to the previous virtual terminal
```
Ctrl-a-p
```
Switch to the last virtual terminal you were using
```
Ctrl-a-a
```
Name the current virtual terminal
```
Ctrl-a-A
```
See a list of existing virtual terminals
```
Ctrl-a-"
```
Enter copy mode (allows you to scroll up and down through output in the screen session)
```
Ctrl-a-[
```
To exit copy mode, simply press Esc