1.\" $NetBSD: ruptime.1,v 1.11 2006/05/13 12:41:54 liamjfoy Exp $ 2.\" 3.\" Copyright (c) 1983, 1990, 1993, 1994 4.\" The Regents of the University of California. All rights reserved. 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.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" from: @(#)ruptime.1 8.2 (Berkeley) 4/5/94 31.\" $NetBSD: ruptime.1,v 1.11 2006/05/13 12:41:54 liamjfoy Exp $ 32.\" 33.Dd August 9, 2005 34.Dt RUPTIME 1 35.Os 36.Sh NAME 37.Nm ruptime 38.Nd show host status of local machines 39.Sh SYNOPSIS 40.Nm 41.Op Fl alrtu 42.Sh DESCRIPTION 43.Nm 44gives a status line like 45.Xr uptime 1 46for each machine on the local network; these are formed from packets 47broadcast by each host on the network via the 48.Xr rwhod 8 49daemon. 50The default broadcast time by the hosts is every three minutes. 51.Pp 52Machines for which no status report has been received for 11 53minutes are shown as being down. 54.Pp 55The options are as follows: 56.Bl -tag -width Ds 57.It Fl a 58Users idle an hour or more are not counted unless the 59.Fl a 60flag is given. 61.It Fl l 62Sort by load average. 63.It Fl r 64Reverses 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 rup 1 , 79.Xr rwho 1 , 80.Xr uptime 1 , 81.Xr rwhod 8 82.Sh HISTORY 83.Nm 84appeared in 85.Bx 4.2 . 86