freebsd-skq/usr.sbin/autofs/autounmountd.8

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.\" Copyright (c) 2014 The FreeBSD Foundation
.\"
.\" This software was developed by Edward Tomasz Napierala under sponsorship
.\" from the FreeBSD Foundation.
.\"
.\" 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.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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)
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.\" $FreeBSD$
.\"
.Dd December 13, 2014
.Dt AUTOUNMOUNTD 8
.Os
.Sh NAME
.Nm autounmountd
.Nd daemon unmounting automounted filesystems
.Sh SYNOPSIS
.Nm
.Op Fl d
.Op Fl r Ar time
.Op Fl t Ar time
.Op Fl v
.Sh DESCRIPTION
The
.Nm
daemon is responsible for unmounting filesystems mounted by
.Xr automountd 8 .
On startup,
.Nm
retrieves a list of filesystems that have the
.Li automounted
mount option set.
The list is updated every time a filesystem is mounted or unmounted.
After a specified time passes,
.Nm
attempts to unmount a filesystem, retrying after some time if necessary.
.Pp
These options are available:
.Bl -tag -width ".Fl v"
.It Fl d
Debug mode: increase verbosity and do not daemonize.
.It Fl r
Number of seconds to wait before trying to unmount an expired filesystem
after a previous attempt failed, possibly due to filesystem being busy.
The default value is 600, or ten minutes.
.It Fl t
Number of seconds to wait before trying to unmount a filesystem.
The default value is 600, or ten minutes.
.It Fl v
Increase verbosity.
.El
.Sh EXIT STATUS
.Ex -std
.Sh SEE ALSO
.Xr auto_master 5 ,
.Xr autofs 5 ,
.Xr automount 8 ,
.Xr automountd 8
.Sh HISTORY
The
.Nm
daemon appeared in
.Fx 10.1 .
.Sh AUTHORS
The
.Nm
was developed by
.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org
under sponsorship from the FreeBSD Foundation.