-> Alters the scheduling priority/nicenesses of one or more running processes. Niceness values range from -20 (most favorable to the process) to 19 (least favorable to the process).
+> Alters the scheduling priority/nicenesses of one or more running processes.
+> Niceness values range from -20 (most favorable to the process) to 19 (least favorable to the process).
Marco Bonelli