1.\" $NetBSD: mount_ffs.8,v 1.13 2005/01/31 05:19:19 erh Exp $ 2.\" 3.\" Copyright (c) 1980, 1989, 1991, 1993 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" @(#)mount.8 8.7 (Berkeley) 3/27/94 31.\" 32.Dd March 27, 1994 33.Dt MOUNT_FFS 8 34.Os 35.Sh NAME 36.Nm mount_ffs , 37.Nm mount_ufs 38.Nd mount a Berkeley Fast File System 39.Sh SYNOPSIS 40.Nm 41.Op Fl o Ar options 42.Ar special node 43.Sh DESCRIPTION 44The 45.Nm 46command attaches the Berkeley Fast File System on the 47.Ar special 48device on to the file system tree at point 49.Ar node . 50Both 51.Ar special 52and 53.Ar node 54are converted to absolute paths before use. 55.Pp 56The 57.Nm mount_ufs 58form of the command is meant for backward compatibility only. 59Fast File Systems should no longer be listed as type 60.Dq ufs 61in 62.Xr fstab 5 63and instead should be listed as type 64.Dq ffs . 65.Pp 66This command is normally executed by 67.Xr mount 8 68at boot time. 69The options are as follows: 70.Bl -tag -width Ds 71.It Fl o 72Options are specified with a 73.Fl o 74flag followed by a comma separated string of options. 75See the 76.Xr mount 8 77man page for possible options and their meanings. 78.El 79.Sh SEE ALSO 80.Xr mount 2 , 81.Xr unmount 2 , 82.Xr fstab 5 , 83.Xr mount 8 84.Rs 85.%A M. McKusick 86.%A G. Ganger 87.%T "Soft Updates: A Technique for Eliminating Most Synchronous Writes \ 88in the Fast File System" 89.%J "Proceedings of the FREENIX track: 1999 USENIX Annual Technical Conference" 90.%P pp. 1-17 91.%D June 1999 92.Re 93.Sh HISTORY 94A 95.Nm 96command appeared in 97.Nx 1.1 . 98.Sh BUGS 99It is possible for a corrupted file system to cause a crash. 100