1.\" Copyright (c) 2003 Giorgos Keramidas 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.Dd March 3, 2003 28.Dt GSTAT 8 29.Os 30.Sh NAME 31.Nm gstat 32.Nd print statistics about GEOM disks 33.Sh SYNOPSIS 34.Nm 35.Op Fl acd 36.Op Fl I Ar interval 37.Sh DESCRIPTION 38The 39.Nm 40utility can be used to monitor I/O transactions of 41.Xr geom 4 42devices. 43.Pp 44The options are as follows: 45.Bl -tag -width indent 46.It Fl a 47Only display providers that are at least 0.1% busy. 48.It Fl c 49Enable display of 50.Xr geom 4 51consumers too. 52The default is to show statistics only for 53.Xr geom 4 54producers. 55.It Fl d 56Enable display of statistics for delete 57.Pq Dv BIO_DELETE 58operations. 59.It Fl I Ar interval 60Refresh the 61.Nm 62display every 63.Ar interval 64microseconds. 65Adding a suffix of 66.Cm s , ms , 67or 68.Cm us 69(the default) indicates that the update interval is specified in 70seconds, milliseconds, or microseconds, respectively. 71.El 72.Sh EXIT STATUS 73.Ex -std 74.Sh SEE ALSO 75.Xr systat 1 , 76.Xr geom 4 , 77.Xr iostat 8 , 78.Xr vmstat 8 79.Sh HISTORY 80A 81.Nm 82utility appeared in 83.Fx 5.0 . 84.Sh BUGS 85The 86.Nm 87utility only works interactively. 88It should probably detect when it is run non-interactively and produce 89simple 90.Tn ASCII 91text output. 92Otherwise, this utility should probably be folded into 93.Xr systat 1 94which only works interactively and is the obvious utility to run for 95various other forms of system statistics. 96