1.\" Copyright (c) 1983, 1990, 1993, 1994 2.\" The Regents of the University of California. 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.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by the University of 15.\" California, Berkeley and its contributors. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)ruptime.1 8.2 (Berkeley) 4/5/94 33.\" $FreeBSD: src/usr.bin/ruptime/ruptime.1,v 1.8.2.5 2002/06/21 15:29:03 charnier Exp $ 34.\" 35.Dd April 5, 1994 36.Dt RUPTIME 1 37.Os 38.Sh NAME 39.Nm ruptime 40.Nd show host status of local machines 41.Sh SYNOPSIS 42.Nm 43.Op Fl alrtu 44.Sh DESCRIPTION 45The 46.Nm 47utility gives a status line like 48.Xr uptime 1 49for each machine on the local network; these are formed from packets 50broadcast by each host on the network once every three minutes. 51.Pp 52Machines for which no status report has been received for 11 53minutes are shown as being down, and machines for which no status 54report has been received for 4 days are not shown in the list at all. 55.Pp 56The options are as follows: 57.Bl -tag -width Ds 58.It Fl a 59Include all users. By default, if a user hasn't typed to the system for 60an hour or more, then the user will be omitted from the output. 61.It Fl l 62Sort by load average. 63.It Fl r 64Reverse the sort order. 65.It Fl t 66Sort by uptime. 67.It Fl u 68Sort by number of users. 69.El 70.Pp 71The default listing is sorted by host name. 72.Sh FILES 73.Bl -tag -width /var/rwho/whod.* -compact 74.It Pa /var/rwho/whod.* 75data files 76.El 77.Sh SEE ALSO 78.Xr rwho 1 , 79.Xr uptime 1 , 80.Xr rwhod 8 81.Sh HISTORY 82A 83.Nm 84utility appeared in 85.Bx 4.2 . 86