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32 .\" @(#)umount.8 8.2 (Berkeley) 5/8/95
33 .\" $FreeBSD: src/sbin/umount/umount.8,v 1.7.2.3 2001/12/14 15:17:57 ru Exp $
34 .\" $DragonFly: src/sbin/umount/umount.8,v 1.2 2003/06/17 04:27:34 dillon Exp $
41 .Nd unmount filesystems
57 system call to remove a
59 or the remote node (rhost:path) from the filesystem tree at the point
65 are not provided, the appropriate information is taken from the
69 The options are as follows:
70 .Bl -tag -width indent
72 All the filesystems described in
76 All the currently mounted filesystems except
77 the root are unmounted.
79 The filesystem is forcibly unmounted.
80 Active special devices continue to work,
81 but all other files return errors if further accesses are attempted.
82 The root filesystem cannot be forcibly unmounted.
84 Only filesystems mounted from the specified host will be
86 This option implies the
88 option and, unless otherwise specified with the
90 option, will only unmount
94 Is used to indicate the actions should only be taken on
95 filesystems of the specified type.
96 More than one type may be specified in a comma separated list.
97 The list of filesystem types can be prefixed with
99 to specify the filesystem types for which action should
105 .Bd -literal -offset indent
109 unmounts all filesystems of the type
113 that are listed in the
117 Verbose, additional information is printed out as each filesystem
121 .Bl -tag -width /etc/fstab -compact