How to Use Screen Command on Ubuntu

Basic Linux Screen Usage

1. On the command prompt, type screen .
2. Run the desired program.
3. Use the key sequence Ctrl-a + Ctrl-d to detach from the screen session.
4. Reattach to the screen session by typing screen -r .

1. What is screen command in Linux?
2. How do I run a command in Linux screen?
3. How do I use terminal screen?
4. What does the screen command do?
5. How do you kill a screen in Linux?
6. How do I resume my screen in Linux?
7. How do I start the command screen?
8. How do you send a screen command?
9. How do I screen SSH?
10. How do I scroll on my screen?
11. How do I detach from a screen session?

What is screen command in Linux?

Linux Screen Command is a very useful command that offers the ability to use multiple shell windows (sessions) from a single SSH session. When the session is detached or there is a network disruption, the process that is started in a screen session will still run and you can re-attach to the screen session at any time.

How do I run a command in Linux screen?

Here are the steps you can follow to run a process in screen, detach from the terminal, and then reattach.

1. From the command prompt, just run screen. ...
2. Run your desired program.
3. Detatch from the screen session using the key sequence Ctrl-a Ctrl-d (note that all screen key bindings start with Ctrl-a).

How do I use terminal screen?

To start screen, open a terminal and run the command screen .
...
Window management

1. Ctrl+a c to create a new window.
2. Ctrl+a " to visualize the opened windows.
3. Ctrl+a p and Ctrl+a n to switch with the previous/next window.
4. Ctrl+a number to switch to the window number.
5. Ctrl+d to kill a window.

What does the screen command do?

Simply put, screen is a full-screen window manager that multiplexes a physical terminal between several processes. When you call the screen command, it creates a single window where you can work as normal. You can open as many screens as you need, switch between them, detach them, list them, and reconnect to them.

How do you kill a screen in Linux?

First, we are using “Ctrl-A” and “d” to detach the screen. Second, we can use the exit command to terminating screen. You also can use “Ctrl-A” and “K” to kill the screen.

How do I resume my screen in Linux?

To resume screen you can use screen -r commmand from the terminal. you will get the screen where you left before. To exit from this screen you can use ctrl+d command or type exit on command line. That is the most basic command to start, detach and exit from screen.

How do I start the command screen?

Below are the most basic steps for getting started with screen:

1. On the command prompt, type screen .
2. Run the desired program.
3. Use the key sequence Ctrl-a + Ctrl-d to detach from the screen session.
4. Reattach to the screen session by typing screen -r .

How do you send a screen command?

Sending commands to screen

If you have created multiple windows ( CTRL+A c ) you can specify the number. With CTRL+A [0-9] you can directly go to that window inside screen.

How do I screen SSH?

To start a screen session, you simply type screen within your ssh session. You then start your long-running process, type Ctrl+A Ctrl+D to detach from the session and screen -r to reattach when the time is right. Once you have multiple sessions running, reattaching to one then requires that you pick it from the list.

How do I scroll on my screen?

Scroll Up in Screen

Inside a screen session, press the Ctrl + A then Esc to enter a copy mode. In the copy mode, you should be able to move your cursor around using the Up/Down arrow keys ( ↑ and ↓ ) as well as Ctrl + F (page forward) and Ctrl + B (page back).

How do I detach from a screen session?

To detach, type "C-a d" (That's control+a, release both keys, press 'd'.) . To reattach, type screen -dr .