1 .\" Copyright (c) 2014 The FreeBSD Foundation
3 .\" This software was developed by Edward Tomasz Napierala under sponsorship
4 .\" from the FreeBSD Foundation.
6 .\" Redistribution and use in source and binary forms, with or without
7 .\" modification, are permitted provided that the following conditions
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32 .Nd "automounter filesystem"
34 To compile this driver into the kernel,
35 place the following line in the
36 kernel configuration file:
37 .Bd -ragged -offset indent
41 Alternatively, to load the driver as a
42 module at boot time, place the following line in
44 .Bd -literal -offset indent
50 driver is the kernel component of the automounter infrastructure.
51 Its job is to pass mount requests to the
53 daemon, and pause the processes trying to access the automounted filesystem
54 until the mount is completed.
58 These options are available when
62 .Bl -tag -width indent
64 Mount options for all filesystems specified in the map entry.
66 Filesystem mountpoint prefix.
69 The following variables are available as both
74 .Bl -tag -width indent
75 .It Va vfs.autofs.debug
76 Verbosity level for log messages from the
79 Set to 0 to disable logging or 1 to warn about potential problems.
80 Larger values enable debugging output.
82 .It Va vfs.autofs.interruptible
83 Set to 1 to allow mount requests to be interrupted by signal.
85 .It Va vfs.autofs.retry_delay
86 Number of seconds before retrying mount requests.
88 .It Va vfs.autofs.retry_attempts
89 Number of attempts before failing mount.
91 .It Va vfs.autofs.cache
92 Number of seconds to wait before reinvoking
94 for any given file or directory.
96 .It Va vfs.autofs.timeout
97 Number of seconds to wait for
99 to handle the mount request.
101 .It Va vfs.autofs.mount_on_stat
102 Set to 1 to trigger mount on
108 To unmount all mounted
112 .Dl "umount -At autofs"
116 filesystems specified in
128 driver first appeared in
134 .An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org
135 under sponsorship from the FreeBSD Foundation.