xref: /netbsd-src/usr.sbin/autofs/autounmountd.8 (revision b94e44675e4c2360dbf55042b06acad015836368)
1*b94e4467Stkusumi.\" $NetBSD: autounmountd.8,v 1.4 2019/11/21 15:24:17 tkusumi Exp $
22df58e16Swiz.\"
3b985414bSchristos.\" Copyright (c) 2017 The NetBSD Foundation, Inc.
4b985414bSchristos.\" Copyright (c) 2016 The DragonFly Project
5b985414bSchristos.\" Copyright (c) 2014 The FreeBSD Foundation
6b985414bSchristos.\" All rights reserved.
7b985414bSchristos.\"
8b985414bSchristos.\" This code is derived from software contributed to The NetBSD Foundation
9b985414bSchristos.\" by Tomohiro Kusumi.
10b985414bSchristos.\"
11b985414bSchristos.\" This software was developed by Edward Tomasz Napierala under sponsorship
12b985414bSchristos.\" from the FreeBSD Foundation.
13b985414bSchristos.\"
14b985414bSchristos.\" Redistribution and use in source and binary forms, with or without
15b985414bSchristos.\" modification, are permitted provided that the following conditions
16b985414bSchristos.\" are met:
17b985414bSchristos.\" 1. Redistributions of source code must retain the above copyright
18b985414bSchristos.\"    notice, this list of conditions and the following disclaimer.
19b985414bSchristos.\" 2. Redistributions in binary form must reproduce the above copyright
20b985414bSchristos.\"    notice, this list of conditions and the following disclaimer in the
21b985414bSchristos.\"    documentation and/or other materials provided with the distribution.
22b985414bSchristos.\"
23b985414bSchristos.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
24b985414bSchristos.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25b985414bSchristos.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26b985414bSchristos.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
27b985414bSchristos.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28b985414bSchristos.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29b985414bSchristos.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30b985414bSchristos.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31b985414bSchristos.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32b985414bSchristos.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33b985414bSchristos.\" SUCH DAMAGE.
34b985414bSchristos.\"
35b985414bSchristos.\" $FreeBSD$
36b985414bSchristos.\"
37b985414bSchristos.Dd November 25, 2017
38b985414bSchristos.Dt AUTOUNMOUNTD 8
39b985414bSchristos.Os
40b985414bSchristos.Sh NAME
41b985414bSchristos.Nm autounmountd
42b985414bSchristos.Nd daemon unmounting automounted file systems
43b985414bSchristos.Sh SYNOPSIS
44b985414bSchristos.Nm
45b985414bSchristos.Op Fl r Ar time
46b985414bSchristos.Op Fl t Ar time
472df58e16Swiz.Op Fl dv
48b985414bSchristos.Sh DESCRIPTION
49b985414bSchristosThe
50b985414bSchristos.Nm
51b985414bSchristosdaemon is responsible for unmounting file systems mounted by
52b985414bSchristos.Xr automountd 8 .
53b985414bSchristosOn startup,
54b985414bSchristos.Nm
55b985414bSchristosretrieves a list of file systems that have the
56b985414bSchristos.Li automounted
57b985414bSchristosmount option set.
58b985414bSchristosThe list is updated every time a file system is mounted or unmounted.
59b985414bSchristosAfter a specified time passes,
60b985414bSchristos.Nm
61b985414bSchristosattempts to unmount a file system, retrying after some time if necessary.
62b985414bSchristos.Pp
63b985414bSchristosThese options are available:
64b985414bSchristos.Bl -tag -width ".Fl v"
65b985414bSchristos.It Fl d
66b985414bSchristosDebug mode: increase verbosity and do not daemonize.
67b985414bSchristos.It Fl r
68b985414bSchristosNumber of seconds to wait before trying to unmount an expired file system
69b985414bSchristosafter a previous attempt failed, possibly due to file system being busy.
70b985414bSchristosThe default value is 600, or ten minutes.
71b985414bSchristos.It Fl t
72b985414bSchristosNumber of seconds to wait before trying to unmount a file system.
73b985414bSchristosThe default value is 600, or ten minutes.
74b985414bSchristos.It Fl v
75b985414bSchristosIncrease verbosity.
76b985414bSchristos.El
77b985414bSchristos.Sh EXIT STATUS
78b985414bSchristos.Ex -std
79b985414bSchristos.Sh SEE ALSO
80b985414bSchristos.Xr auto_master 5 ,
812df58e16Swiz.Xr autofs 5 ,
82b985414bSchristos.Xr automount 8 ,
83b985414bSchristos.Xr automountd 8
84b985414bSchristos.Sh HISTORY
85b985414bSchristosThe
86b985414bSchristos.Nm
87b985414bSchristosdaemon appeared in
88b985414bSchristos.Fx 10.1 .
89b985414bSchristosThe
90b985414bSchristos.Nm
91b985414bSchristosdaemon appeared in
92b985414bSchristos.Dx 4.5 .
93b985414bSchristosThe
94b985414bSchristos.Nm
95b985414bSchristoscommand appeared in
96b985414bSchristos.Nx 9.0 .
97b985414bSchristos.Sh AUTHORS
9825223566Suwe.An -nosplit
99b985414bSchristosThe
100b985414bSchristos.Nm
101b985414bSchristoswas developed by
102b985414bSchristos.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org
1032df58e16Swizunder sponsorship from the
1042df58e16Swiz.Fx
1052df58e16SwizFoundation.
106b985414bSchristos.Pp
107b985414bSchristos.Nm
108b985414bSchristoswas ported to
109b985414bSchristos.Dx
110b985414bSchristosand
111b985414bSchristos.Nx
112b985414bSchristosby
113*b94e4467Stkusumi.An Tomohiro Kusumi Aq Mt tkusumi@netbsd.org .
114