slicktrio.blogg.se - Dual screen wrap background

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The vmstat output appears and updates every two seconds. We’re going to use watch to repeatedly run vmstat, so we get a frequently updated display of the virtual memory usage on our computer.Īt the new command prompt, we type the following: watch vmstat We press Ctrl+A, and then C to create a fresh window.

We want to run another application, so we need a new screen window.

#Dual screen wrap background how to#

RELATED: How to Use the dmesg Command on Linux We’re not returned to the command prompt because dmseg is waiting for new messages, and will display them as they arrive. This will display the kernel buffer messages new messages will appear as they occur. We type the following to name our session “bigfile”: screen -S bigfileĪt the command prompt in our new window session, we’ll launch dmesg and use the -H (human-readable) and -w (wait for new messages) options.

If you use a memorable name rather than the numerical identity of the session, it’s more convenient to reconnect to a session. You can use the -S (session name) option to name your screen session.

#Dual screen wrap background download#

RELATED: How to Use curl to Download Files From the Linux Command Line Using Named screen Sessions You’re returned to your previous terminal window, which will still show the command you used to reattach the window. Because we closed our one and only detached window, we get a message that screen is terminating. Alternatively, you can press Ctrl+A, and then K to forcibly kill a window. Either way, when the process ends, you can type exit to exit from the screen. If it’s a continual process, you’ll eventually want to terminate it. If it’s a process that’s going to run through to its conclusion it will eventually complete. The window that’s been working away in the background is now brought back to your terminal window as if it had never left. To start screen, simply type it as shown below and hit Enter: screen

#Dual screen wrap background install#

On Fedora, you type the following: sudo dnf install screen To install screen on Manjaro, use the following command: sudo pacman -Sy screen To install screen on ubuntu, use this command: sudo apt-get install screen You can share a screen session between two different SSH connections so two people can see the same thing, in real-time.You can disconnect from the remote host, reconnect, and your process will still be running.

You can connect to a remote machine, start a screen session, and launch a process.

You can also split your terminal window into vertical or horizontal regions, and display your various screen windows in one window. You can easily hop between windows to monitor their progress.

Once you’ve got a screen session running, you can create new windows and run other processes in them.

This is great for long processes you don’t want to accidentally terminate by closing the terminal window. When you want to see how your process is doing, you can pull the window to the foreground again (“reattach”) and use it again.

The standard operation is to create a new window with a shell in it, run a command, and then push the window to the background (called “detaching”).

The following are the most common cases in which you would use the screen command, and we’ll cover these further in this article: To say it can do a lot is the granddaddy of understatements. The screen command is a terminal multiplexer, and it’s absolutely packed with options.