svn commit: r219003 - head/usr.bin/nice
Remko Lodder
remko at FreeBSD.org
Thu Feb 24 16:13:33 UTC 2011
Author: remko
Date: Thu Feb 24 16:13:33 2011
New Revision: 219003
URL: http://svn.freebsd.org/changeset/base/219003
Log:
Add wording about the priority range and
mention what effect this has at certain
values.
PR: 124469
Obtained from: NetBSD nice.1 v1.14
MFC after: 1 week
Modified:
head/usr.bin/nice/nice.1
Modified: head/usr.bin/nice/nice.1
==============================================================================
--- head/usr.bin/nice/nice.1 Thu Feb 24 14:56:12 2011 (r219002)
+++ head/usr.bin/nice/nice.1 Thu Feb 24 16:13:33 2011 (r219003)
@@ -28,7 +28,7 @@
.\" @(#)nice.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
-.Dd June 6, 1993
+.Dd February 24, 2011
.Dt NICE 1
.Os
.Sh NAME
@@ -50,6 +50,11 @@ value by the specified
.Ar increment ,
or a default value of 10.
The lower the nice value of a process, the higher its scheduling priority.
+.Ar increment .
+The priority can be adjusted over a range of -20 (the higest) to 20 (the
+lowest).
+A priority of 19 or 20 will prevent a process from taking any cycles from
+others at nice 0 or better.
.Pp
The superuser may specify a negative increment in order to run a utility
with a higher scheduling priority.
@@ -107,6 +112,7 @@ option has been deprecated but is still
.Xr rtprio 1 ,
.Xr getpriority 2 ,
.Xr setpriority 2 ,
+.Xr nice 3,
.Xr renice 8
.Sh STANDARDS
The
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