mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-12-02 04:13:39 +00:00
126 lines
3.7 KiB
Groff
126 lines
3.7 KiB
Groff
.\" Copyright (c) 1993, 1994
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" 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.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)mount_lfs.8 8.5 (Berkeley) 3/30/94
|
|
.\"
|
|
.Dd "March 30, 1994"
|
|
.Dt MOUNT_LFS 8
|
|
.Os BSD 4.4
|
|
.Sh NAME
|
|
.Nm mount_lfs
|
|
.Nd mount a log-structured file system
|
|
.Sh SYNOPSIS
|
|
.Nm mount_lfs
|
|
.Op Fl dns
|
|
.Op Fl o Ar options
|
|
.Ar special
|
|
.Ar node
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm mount_lfs
|
|
command attaches a log-structured file system
|
|
.Ar special
|
|
device on to the file system tree at the point
|
|
.Ar node .
|
|
In addition, the
|
|
.Xr lfs_cleanerd 8
|
|
utility is invoked to clean the file system periodically.
|
|
.Pp
|
|
This command is normally executed by
|
|
.Xr mount 8
|
|
at boot time.
|
|
.Pp
|
|
The options are as follows:
|
|
.Bl -tag -width Ds
|
|
.It Fl d
|
|
Run
|
|
.Xr lfs_cleanerd 8
|
|
in debug mode.
|
|
.It Fl o
|
|
Options are specified with a
|
|
.Fl o
|
|
flag followed by a comma separated string of options.
|
|
See the
|
|
.Xr mount 8
|
|
man page for possible options and their meanings.
|
|
.It Fl n
|
|
Don't start
|
|
.Xr lfs_cleanerd 8
|
|
on the file system.
|
|
.It Fl s
|
|
Cause
|
|
.Xr lfs_cleanerd 8
|
|
to read data in small chunks when cleaning the file system.
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr mount 2 ,
|
|
.Xr unmount 2 ,
|
|
.Xr fstab 5 ,
|
|
.Xr lfs_cleanerd 8 ,
|
|
.Xr mount 8
|
|
.sp
|
|
.Rs
|
|
.%A Ousterhout and Douglis
|
|
.%D 1989
|
|
.%T "Beating the I/O Bottleneck: A Case for Log-structured File Systems"
|
|
.%J "Operating Systems Review"
|
|
.%V Vol. 23
|
|
.%N No. 1
|
|
.%P pp. 11-27
|
|
.%O "also available as Technical Report UCB/CSD 88/467"
|
|
.Re
|
|
.Rs
|
|
.%A Rosenblum and Ousterhout
|
|
.%D 1991
|
|
.%T "The Design and Implementation of a Log-Structured File System"
|
|
.%J "ACM SIGOPS Operating Systems Review"
|
|
.%V Vol. 25
|
|
.%N No. 5
|
|
.Re
|
|
.Rs
|
|
.%A Seltzer
|
|
.%D 1992
|
|
.%T "File System Performance and Transaction Support"
|
|
.%B "PhD Thesis, University of California, Berkeley"
|
|
.%O "also available as Technical Report UCB/ERL M92"
|
|
.Re
|
|
.Rs
|
|
.%A Seltzer, Bostic, McKusick and Staelin
|
|
.%D 1993
|
|
.%T "An Implementation of a Log-Structured File System for UNIX"
|
|
.%J "Proc. of the Winter 1993 USENIX Conf."
|
|
.%P pp. 315-331
|
|
.Re
|
|
.Sh HISTORY
|
|
The
|
|
.Nm mount_lfs
|
|
function first appeared in 4.4BSD.
|