1*0114e805Scgd.\" $NetBSD: dumpfs.8,v 1.6 1995/03/18 14:55:14 cgd Exp $ 2*0114e805Scgd.\" 3ccfa3742Smycroft.\" Copyright (c) 1983, 1991, 1993 4ccfa3742Smycroft.\" The Regents of the University of California. All rights reserved. 561f28255Scgd.\" 661f28255Scgd.\" Redistribution and use in source and binary forms, with or without 761f28255Scgd.\" modification, are permitted provided that the following conditions 861f28255Scgd.\" are met: 961f28255Scgd.\" 1. Redistributions of source code must retain the above copyright 1061f28255Scgd.\" notice, this list of conditions and the following disclaimer. 1161f28255Scgd.\" 2. Redistributions in binary form must reproduce the above copyright 1261f28255Scgd.\" notice, this list of conditions and the following disclaimer in the 1361f28255Scgd.\" documentation and/or other materials provided with the distribution. 1461f28255Scgd.\" 3. All advertising materials mentioning features or use of this software 1561f28255Scgd.\" must display the following acknowledgement: 1661f28255Scgd.\" This product includes software developed by the University of 1761f28255Scgd.\" California, Berkeley and its contributors. 1861f28255Scgd.\" 4. Neither the name of the University nor the names of its contributors 1961f28255Scgd.\" may be used to endorse or promote products derived from this software 2061f28255Scgd.\" without specific prior written permission. 2161f28255Scgd.\" 2261f28255Scgd.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2361f28255Scgd.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2461f28255Scgd.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2561f28255Scgd.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2661f28255Scgd.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2761f28255Scgd.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2861f28255Scgd.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2961f28255Scgd.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3061f28255Scgd.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3161f28255Scgd.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3261f28255Scgd.\" SUCH DAMAGE. 3361f28255Scgd.\" 34*0114e805Scgd.\" @(#)dumpfs.8 8.1 (Berkeley) 6/5/93 35346aa5ddScgd.\" 36ccfa3742Smycroft.Dd June 5, 1993 3761f28255Scgd.Dt DUMPFS 8 3861f28255Scgd.Os BSD 4.2 3961f28255Scgd.Sh NAME 4061f28255Scgd.Nm dumpfs 4161f28255Scgd.Nd dump file system information 4261f28255Scgd.Sh SYNOPSIS 4361f28255Scgd.Nm dumpfs 4461f28255Scgd.Op Ar filesys No \&| Ar device 4561f28255Scgd.Sh DESCRIPTION 4661f28255Scgd.Nm Dumpfs 4761f28255Scgdprints out the super block and cylinder group information 4861f28255Scgdfor the file system or special device specified. 4961f28255ScgdThe listing is very long and detailed. This 5061f28255Scgdcommand is useful mostly for finding out certain file system 5161f28255Scgdinformation such as the file system block size and minimum 5261f28255Scgdfree space percentage. 5361f28255Scgd.Sh SEE ALSO 5461f28255Scgd.Xr fs 5 , 5561f28255Scgd.Xr disktab 5 , 5661f28255Scgd.Xr disklabel 8 , 5761f28255Scgd.Xr tunefs 8 , 5861f28255Scgd.Xr newfs 8 , 5961f28255Scgd.Xr fsck 8 6061f28255Scgd.Sh HISTORY 6161f28255ScgdThe 6261f28255Scgd.Nm 6361f28255Scgdcommand appeared in 6461f28255Scgd.Bx 4.2 . 65