1.\" Copyright (c) 2007 The DragonFly Project. All rights reserved. 2.\" 3.\" This code is derived from software contributed to The DragonFly Project 4.\" by Matthew Dillon <dillon@backplane.com> 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.\" 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in 14.\" the documentation and/or other materials provided with the 15.\" distribution. 16.\" 3. Neither the name of The DragonFly Project nor the names of its 17.\" contributors may be used to endorse or promote products derived 18.\" from this software without specific, prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22.\" LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23.\" FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24.\" COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25.\" INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 26.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 30.\" OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31.\" SUCH DAMAGE. 32.\" 33.\" $DragonFly: src/sbin/diskinfo/diskinfo.8,v 1.1 2007/05/15 17:53:11 dillon Exp $ 34.\" 35.Dd February 8, 2009 36.Dt DISKINFO 8 37.Os 38.Sh NAME 39.Nm diskinfo 40.Nd extract block IO management info for a disk, slice, or partition 41.Sh SYNOPSIS 42.Nm 43.Op Fl qx 44.Ar device ... 45.Sh DESCRIPTION 46The 47.Nm 48utility extracts information from block media devices such as raw disks, 49slices, and partitions. 50The block size (aka sector size), disk offset, and disk size, 51in bytes, is returned for each device. 52Offsets are relative to the base of the raw disk, not the base of 53the slice or partition. 54.Pp 55The options are as follows: 56.Bl -tag -width indent 57.It Fl q 58Quiet operation. 59.It Fl x 60Extended information. 61.El 62.Sh EXAMPLES 63.Dl "diskinfo /dev/da0*" 64.Sh SEE ALSO 65.Xr disklabel 5 , 66.Xr fdisk 8 67.Sh HISTORY 68The 69.Nm 70command first appeared in 71.Dx 1.9 . 72