87 lines
3.2 KiB
Groff
87 lines
3.2 KiB
Groff
.\" $NetBSD: dumplfs.8,v 1.8 2002/01/19 03:10:41 wiz Exp $
|
|
.\"
|
|
.\" Copyright (c) 1993
|
|
.\" 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.
|
|
.\"
|
|
.\" @(#)dumplfs.8 8.1 (Berkeley) 6/18/93
|
|
.\"
|
|
.Dd June 13, 2000
|
|
.Dt DUMPLFS 8
|
|
.Os
|
|
.Sh NAME
|
|
.Nm dumplfs
|
|
.Nd dump file system information
|
|
.Sh SYNOPSIS
|
|
.Nm dumplfs
|
|
.Op Fl a
|
|
.Op Fl b Ar blkno
|
|
.Op Fl I Ar blkno
|
|
.Op Fl i
|
|
.Op Fl s Ar segno
|
|
.Op Ar filesys No \&| Ar device
|
|
.Sh DESCRIPTION
|
|
.Nm
|
|
prints out the file system layout information for the
|
|
LFS file system or special device specified.
|
|
The listing is very long and detailed.
|
|
This command is useful mostly for finding out certain file system
|
|
information such as the file system block size.
|
|
.Pp
|
|
The following flags are interpreted by
|
|
.Nm dumplfs .
|
|
.Bl -tag -width indent
|
|
.It Fl a
|
|
Dump the contents of all superblocks, not just the first. Superblocks
|
|
appear in the dumplfs output with the segment containing them.
|
|
.It Fl b
|
|
Use the block specified immediately after the flag as the super block for the
|
|
filesystem.
|
|
.It Fl I
|
|
Use the block specified immediately after the flag as the inode block
|
|
containing the index file inode.
|
|
.It Fl i
|
|
Dump information about the inode free list.
|
|
.It Fl s
|
|
Add the segment number immediately following the flag to a list of segments to
|
|
dump. This flag may be specified more than once to dump more than one segment.
|
|
The default is to dump all segments.
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr disktab 5 ,
|
|
.Xr fs 5 ,
|
|
.Xr disklabel 8 ,
|
|
.Xr newfs_lfs 8
|
|
.Sh HISTORY
|
|
The
|
|
.Nm dumplfs
|
|
command appeared in
|
|
.Bx 4.4 .
|