.\" Copyright (c) 1980, 1991 Regents of the University of California.
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\"    notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
.\"    documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"	This product includes software developed by the University of
.\"	California, Berkeley and its contributors.
.\" 4. Neither the name of the University nor the names of its contributors
.\"    may be used to endorse or promote products derived from this software
.\"    without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\"     @(#)swapon.8	6.3 (Berkeley) 3/16/91
.\"
.\" Sun Dec 27 12:31:30 1992: Modified by faith@cs.unc.edu
.\" Sat Mar  6 20:46:02 1993: Modified by faith@cs.unc.edu
.\" Sat Oct  9 09:35:30 1993: Converted to man format by faith@cs.unc.edu
.\" Sat Nov 27 20:22:42 1993: Updated authorship information, faith@cs.unc.edu
.\" Mon Sep 25 14:12:38 1995: Added -v and -p information
.\" Tue Apr 30 03:32:07 1996: Added some text from A. Koppenhoefer
.\"
.\" Japanese Version Copyright (c) 1997 NAKANO Takeo all rights reserved.
.\" Translated Thu Aug 21 1997 by NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated & Modified Thu 7 Oct 1999 by NAKANO Takeo 
.\" Updated & Modified Wed 14 Jun 2000 by NAKANO Takeo 
.\" Updated & Modified Wed May  5 13:08:03 JST 2004
.\"         by Yuichi SATO <ysato444@yahoo.co.jp>
.\" Updated & Modified Mon May  9 03:47:14 JST 2005 by Yuichi SATO
.\"
.TH SWAPON 8 "25 September 1995" "Linux 1.x" "Linux Programmer's Manual"
.SH ̾
swapon, swapoff \- ǥХեؤΥڡ󥰡åԥ󥰤ͭ / ̵ˤ
.SH 
.B /sbin/swapon [\-h \-V]
.br
.B /sbin/swapon \-a [\-v] [\-e]
.br
.BI "/sbin/swapon [\-v] [\-p " "priority" "] " " specialfile " ...
.br
.B /sbin/swapon [\-s]
.br
.B /sbin/swapoff [\-h \-V]
.br
.B /sbin/swapoff \-a
.br
.BI /sbin/swapoff " specialfile " ...
.SH 
.B swapon
ϡڡ (paging) 䥹åԥ (swapping) ԤǥХ
ꤹ뤿Ѥ롣

ѤǥХޤϥեϡ
.I specialfile
ǻꤵ롣
.BI \-L " label"
ޤ
.BI \-U " uuid"
Ȥǡ٥ޤ uuid ǥǥХꤹ뤳ȤǤ롣

.B swapon
θƤӽФϡ̾亮ƥޥ桼Ѥ˽ե
.I /etc/rc
ǹԤ롣̤ϤǤ٤ƤΥåץǥХͭˤڡ
䥹åԥ󥰤ʣΥǥХեˤޤäƥ󥿡꡼ 
(interleave) ưǤ褦ˤ롣

̾
.B swapon \-a
ν񼰤Ǽ¹Ԥ뤳Ȥ¿
.TP
.B \-a
.I /etc/fstab
 ``swap'' ޡդƤ륹åץǥХ򤹤٤ͭˤ롣
 ``noauto'' ץդƤΤϽ
åפȤƴưƤǥХϡۤäƥåפ롣
.TP 
.B \-e
swapon 
.B \-a 
ץ󤬻ꤵƤ硢
.B \-e
ץ󤬻ꤵȡ¸ߤʤǥХۤäƥåפ롣
.TP
.B \-h
إץåƤӽФ
.TP
.BI \-L " label"
ꤵ줿
.I label
ΥѡƥȤ
(Ѥ뤿ˤ
.I /proc/partitions
˥ɬפ롣)
.TP
.BI \-p " priority"
.B swapon
ͥ (priority) ꤹ롣
Υץ
.B swapon
 1.3.2 ʹߤΥͥ벼ǥѥ뤵졢ĻѤˤΤͭǤ롣
.I priority
 0  32767 δ֤οͤǤ롣
ͤ礭ۤͥ٤⤤
åͥ٤ξܺ٤˴ؤƤ
.BR swapon (2)
򸫤衣
.I /etc/fstab
Υץեɤ
.BI pri= value
򵭽ҤС
.B "swapon -a" 
κݤˤͤѤ롣
.TP
.B \-s
åפλѾǥХɽ롣
"cat /proc/swaps" 
Linux 2.1.25 ǤѤǤʤ
.TP
.BI \-U " uuid"
ꤵ줿
.I uuid
ΥѡƥȤ
(Ѥ뤿ˤ
.I /proc/partitions
˥ɬפ롣)
.TP
.B \-v
ܺ٤ɽ롣
.TP
.B \-V
Сɽ롣
.PP
.B swapoff
ϻꤷǥХեΥåԥ󥰤̵ˤ롣
.B \-a
ե饰ꤵ줿ˤϡ
.RI ( /proc/swaps
ޤ
.I /etc/fstab
) ٤ƤδΤΥåץǥХեΥåԥ󥰤̵ˤ롣
.SH 
ۡΤե
.B swapon
Ѥ٤ǤϤʤ
NFS  swap ưʤ⤷ʤ
.SH Ϣ
.BR swapon (2),
.BR swapoff (2),
.BR fstab (5),
.BR init (8),
.BR mkswap (8),
.BR rc (8),
.BR mount (8)
.SH ե
.I /dev/hd??
ɸΥڡ󥰥ǥХ
.br
.I /dev/sd??
ɸΥڡ󥰥ǥХ (SCSI)
.br
.I /etc/fstab
ե륷ƥ ascii ǵҤɽ
.SH 
.B swapon
ޥɤ 4.0BSD Ƴ줿