To check which version of top you have, type the following a terminal window: If your version is way behind 3.3.12, it might not support all the features we're going to cover.… See more

You can start topby typing the following and hitting "Enter": The default display contains two areas of information: the summary area (or dashboard), and the task area (or process list… See more

You can press the Up or Down Arrows, Home, End, and Page Up or Down keys to move up and down and access all the processes. Press the Left or Right Arrow to move the p… See more

Let's change the display units to sensible values. Press capital E to cycle through the units used to display memory values in these options: kibibytes, mebibytes, gibibytes, t… See more

You can change the display settings for the lines in the dashboard or remove them completely. Press l to toggle the load summary line (the first line) on or off. We removed th… See more