Using DSH (Distributed Shell) to Run Linux Commands Across Multiple Machines

Systems Administrators know all too well the importance of being able to monitor and administer numerous machines in a short time, and preferably, with as little running around as possible. Whether it is a small cloud environment, or an enormous server cluster, the ability to centrally manage computers is essential. To partly accomplish this, I am going to show you how to use a nifty little tool called DSH that allows a user to run commands over multiple machines.