1.\" Copyright (c) 1990, 1991, 1993
2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.
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21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26.\" SUCH DAMAGE.
27.\"
28.\" @(#)reboot.8 8.1 (Berkeley) 6/9/93
29.\" $FreeBSD: head/sbin/reboot/reboot.8 128073 2004-04-09 19:58:40Z markm $
30.\"
31.Dd June 9, 1993
32.Dt REBOOT 8
33.Os
34.Sh NAME
35.Nm reboot ,
36.Nm halt ,
37.Nm fastboot ,
38.Nm fasthalt
39.Nd stopping and restarting the system
40.Sh SYNOPSIS
41.Nm halt
42.Op Fl lnqp
43.Op Fl k Ar kernel
44.Nm
45.Op Fl dlnqp
46.Op Fl k Ar kernel
47.Nm fasthalt
48.Op Fl lnqp
49.Op Fl k Ar kernel
50.Nm fastboot
51.Op Fl dlnqp
52.Op Fl k Ar kernel
53.Sh DESCRIPTION
54The
55.Nm halt
56and
57.Nm
58utilities flush the file system cache to disk, send all running processes
59a
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93that call
94.Nm
95or
96.Nm halt
97and log this themselves.
98.It Fl n
99The file system cache is not flushed.
100This option should probably not be used.
101.It Fl q
102The system is halted or restarted quickly and ungracefully, and only
103the flushing of the file system cache is performed (if the
104.Fl n
105option is not specified).
106This option should probably not be used.
107.It Fl p
108The system will turn off the power if it can.
109If the power down action fails, the system
110will halt or reboot normally, depending on whether
111.Nm halt
112or
113.Nm
114was called.
115.El
116.Pp
117The
118.Nm fasthalt
119and
120.Nm fastboot
121utilities are nothing more than aliases for the
122.Nm halt
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2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.
--- 12 unchanged lines hidden (view full) ---
21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26.\" SUCH DAMAGE.
27.\"
28.\" @(#)reboot.8 8.1 (Berkeley) 6/9/93
29.\" $FreeBSD: head/sbin/reboot/reboot.8 128073 2004-04-09 19:58:40Z markm $
30.\"
31.Dd June 9, 1993
32.Dt REBOOT 8
33.Os
34.Sh NAME
35.Nm reboot ,
36.Nm halt ,
37.Nm fastboot ,
38.Nm fasthalt
39.Nd stopping and restarting the system
40.Sh SYNOPSIS
41.Nm halt
42.Op Fl lnqp
43.Op Fl k Ar kernel
44.Nm
45.Op Fl dlnqp
46.Op Fl k Ar kernel
47.Nm fasthalt
48.Op Fl lnqp
49.Op Fl k Ar kernel
50.Nm fastboot
51.Op Fl dlnqp
52.Op Fl k Ar kernel
53.Sh DESCRIPTION
54The
55.Nm halt
56and
57.Nm
58utilities flush the file system cache to disk, send all running processes
59a
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93that call
94.Nm
95or
96.Nm halt
97and log this themselves.
98.It Fl n
99The file system cache is not flushed.
100This option should probably not be used.
101.It Fl q
102The system is halted or restarted quickly and ungracefully, and only
103the flushing of the file system cache is performed (if the
104.Fl n
105option is not specified).
106This option should probably not be used.
107.It Fl p
108The system will turn off the power if it can.
109If the power down action fails, the system
110will halt or reboot normally, depending on whether
111.Nm halt
112or
113.Nm
114was called.
115.El
116.Pp
117The
118.Nm fasthalt
119and
120.Nm fastboot
121utilities are nothing more than aliases for the
122.Nm halt
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