'\" te
.\" Copyright 1989 AT&T
.\" Copyright (c) 2000, Sun Microsystems, Inc.
.\"  All Rights Reserved
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.TH RUPTIME 1 "Nov 6, 2000"
.SH NAME
ruptime \- show host status of local machines
.SH SYNOPSIS
.LP
.nf
\fBruptime\fR [\fB-ar\fR] [\fB-l\fR | \fB-t\fR | \fB-u\fR]
.fi

.SH DESCRIPTION
.sp
.LP
The \fBruptime\fR utility gives a status line like \fBuptime\fR (see
\fBuptime\fR(1)) for each machine on the local network; these are formed from
packets broadcast by each host on the network approximately every three
minutes.
.sp
.LP
Machines for which no status report has been received for 11 minutes are shown
as being down.
.sp
.LP
Normally, the listing is sorted by host name, but this order can be changed by
specifying one of the options listed below.
.SH OPTIONS
.sp
.LP
The following options are supported:
.sp
.ne 2
.na
\fB\fB-a\fR\fR
.ad
.RS 16n
Counts even those users who have been idle for an hour or more.
.RE

.sp
.ne 2
.na
\fB\fB-r\fR\fR
.ad
.RS 16n
Reverses the sorting order.
.RE

.sp
.ne 2
.na
\fB\fB-l\fR | \fB-t\fR | \fB-u\fR\fR
.ad
.RS 16n
These options are mutually exclusive. The use of one overrides the previous
one(s).
.sp
.ne 2
.na
\fB\fB-l\fR\fR
.ad
.RS 6n
Sorts the display by load average.
.RE

.sp
.ne 2
.na
\fB\fB-t\fR\fR
.ad
.RS 6n
Sorts the display by up time.
.RE

.sp
.ne 2
.na
\fB\fB-u\fR\fR
.ad
.RS 6n
Sorts the display by number of users.
.RE

.RE

.SH FILES
.sp
.ne 2
.na
\fB\fB/var/spool/rwho/whod.*\fR\fR
.ad
.RS 26n
data files
.RE

.SH SEE ALSO
.sp
.LP
\fBuptime\fR(1), \fBrwho\fR(1), \fBin.rwhod\fR(1M), \fBattributes\fR(5)