Definitions for "Renice"
Keywords:  priority, nice, alter, running, section
set nice values of running processes [from the man page] This differes from the nice command, in that it changes the nice values of processes that are already running, _not_ to start processes with a specific nice value. Keyword(s): process management
Alter priority of a running process, see the section called "Priority".
Alter priority of a running process, see Section 4.3.5.1.