Linux Watch command-real-time monitoring of command run results

Watch is a very useful command, basically all Linux distributions with this gadget, like the name, watch can help you monitor the results of a command, save you to manually run over and over again.

Immediately after the watch you want to run the command, watch will help you repeat the operation, and the results are updated every time on the screen.

The default watch repeats the command at 2s intervals, and you can specify the time interval with the-n parameter ~

Another useful parameter is-D, so watch will help you highlight the area of change, so you can see it more clearly.
CTRL + C can exit ~

You can use him to monitor everything you want. The result of the command changes, such as tail a log file, ls monitoring a file size changes, see your imagination ~

More believe the parameters can be through watch--help

Linux Watch command-real-time monitoring of command run results