If you administer multiple Linux servers, Jack Wallen has an easy script you can use to run commands on all of those servers at once.

How to Run a Command on Startup in Linux. One of Linux's strengths as an operating system is its ability to be configured and tweaked to suit your tastes. Using the command line allows you to ...

You can easily set up a Linux command that keeps trying until it succeeds. Let's look at how to loop your way to success. If you want to run a command on a Linux system until it succeeds, there ...

To run commands simultaneously or in parallel, use the ampersand (&). However, keep in mind that using an ampersand sends the process to the background, allowing the next command to start immediately.

The steps described above are manifest in the following six commands: $ mkdir scripts $ cd scripts $ touch script.sh $ echo 'echo hello-world' >> script.sh $ chmod -R 777 . $ ./script.sh hello-world ...

There's a command line tool for running multiple commands on multiple Linux servers at once. Jack Wallen shows you how with Parallel-SSH.