In this, if we give a process a higher priority, then Kernel will allocate more CPU time to that process. Whereas the renice command allows you to change and modify the scheduling priority of an already running process. Linux Kernel schedules the process

nice -n 'Nice value' process name. If there is some process already running on the system, then you can 'Renice' its value using syntax. renice 'nice value' -p 'PID' To change Niceness, you can use the 'top' command

The renice Command. The renice command lets us adjust the nice value of a running process. We don’t need to stop it and relaunch it with nice. We can set a new value on-the-fly. The renice command takes the process ID, or PID, of the process as a comman