Some times we require to control jobs/commands on how they are running ie either foreground or background on the screen. Commands which run longer duration and do not require any manual intervention are sent to background so that we can run other commands in foreground. In this post we will see how to manage process/commands to run in background or foreground by using some inbuilt commands like fg and bg.Example 1: Run a command on foreground.sleep 1000
Sleep is an excellent command which makes our screen to sleep. The above command will block our terminal for 1000 seconds or 16+ minutes.see more …http://www.linuxnix.com/11-fc-bg-jobs-commands-know/