NetBSD/usr.bin/rup/rup.1

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.\" -*- nroff -*-
.\"
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.\" Copyright (c) 1985, 1991 The Regents of the University of California.
.\" All rights reserved.
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.\" notice, this list of conditions and the following disclaimer in the
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.\" This product includes software developed by the University of
.\" California, Berkeley and its contributors.
.\" 4. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
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.\" $Id: rup.1,v 1.9 1994/01/11 18:29:44 jtc Exp $
.\"
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.Dd June 7, 1993
.Dt RUP 1
.Os BSD 4.3
.Sh NAME
.Nm rup
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.Nd remote status display
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.Sh SYNOPSIS
.Nm rup
.Op Fl dhlt
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.Op Ar host ...
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.Sh DESCRIPTION
.Nm rup
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displays a summary of the current system status of a particular
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.Em host
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or all hosts on the local network.
The output shows the current time of day, how long the system has
been up,
and the load averages.
The load average numbers give the number of jobs in the run queue
averaged over 1, 5 and 15 minutes.
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.Pp
The following options are available:
.Bl -tag -width indent
.It Fl d
For each host, report what it's local time is.
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This is useful for checking time synchronization on a network.
.It Fl h
Sort the display alphabetically by host name.
.It Fl l
Sort the display by load average.
.It Fl t
Sort the display by up time.
.El
.Pp
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The
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.Xr rpc.rstatd 8
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daemon must be running on the remote host for this command to
work.
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.Nm rup
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uses an RPC protocol defined in /usr/include/rpcsvc/rstat.x.
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.Sh EXAMPLE
.Bd -unfilled -offset indent -compact
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example% rup otherhost
otherhost up 6 days, 16:45, load average: 0.20, 0.23, 0.18
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example%
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.Ed
.Sh DIAGNOSTICS
.Bl -tag -width indent
.It rup: RPC: Program not registered
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The
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.Xr rpc.rstatd 8
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daemon has not been started on the remote host.
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.It rup: RPC: Timed out
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A communication error occurred. Either the network is
excessively congested, or the
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.Xr rpc.rstatd 8
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daemon has terminated on the remote host.
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.It rup: RPC: Port mapper failure - RPC: Timed out
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The remote host is not running the portmapper (see
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.Xr portmap 8 ),
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and cannot accommodate any RPC-based services. The host may be down.
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.El
.Sh SEE ALSO
.Xr ruptime 1 ,
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.Xr portmap 8 ,
.Xr rpc.rstatd 8
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.Sh HISTORY
The
.Nm rup
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command
appeared in
.Tn SunOS .