.Dd 2015-10-08 .Dt RENICE 1 .Os sbase .Sh NAME .Nm renice .Nd change niceness of processes .Sh SYNOPSIS .Nm .Fl n Ar num .Op Fl g | Fl p | Fl u .Ar id ... .Sh DESCRIPTION .Nm changes the niceness of each process with the given .Ar id . Only the superuser can lower the niceness. .Sh OPTIONS .Bl -tag -width Ds .It Fl g | Fl p | Fl u Interpret each .Ar id as a process group ID | process ID | user name or ID. The middle option is default. .It Fl n Ar num Change niceness by .Ar num , with niceness ranging from .Sy -20 (highest priority) to .Sy +20 (lowest priority). .El .Sh SEE ALSO .Xr nice 2 , .Xr renice 2 .Sh STANDARDS The .Nm utility is compliant with the .St -p1003.1-2013 specification.