77 lines
2.2 KiB
Groff
77 lines
2.2 KiB
Groff
.\"
|
|
.\" Copyright (c) 1994 James A. Jegers
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. The name of the author may not be used to endorse or promote products
|
|
.\" derived from this software without specific prior written permission
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
.\"
|
|
.Dd July 10, 1995
|
|
.Dt SPRAY 8
|
|
.Os NetBSD
|
|
.Sh NAME
|
|
.Nm spray
|
|
.Nd send many packets to host
|
|
.Sh SYNOPSIS
|
|
.Nm spray
|
|
.Op Fl c Ar count
|
|
.Op Fl d Ar delay
|
|
.Op Fl l Ar length
|
|
.Ar host
|
|
\&...
|
|
.Ek
|
|
.Sh DESCRIPTION
|
|
.Nm Spray
|
|
sends multiple RPC packets to
|
|
.Ar host
|
|
and records how many of them were correctly received and how long it took.
|
|
.Pp
|
|
The options are as follows:
|
|
.Bl -tag -width indent
|
|
.It Fl c Ar count
|
|
Send
|
|
.Ar count
|
|
packets.
|
|
.It Fl d Ar delay
|
|
Pause
|
|
.Ar delay
|
|
microseconds between sending each packet.
|
|
.It Fl l Ar length
|
|
Set the length of the packet that holds the RPC call message to
|
|
.Ar length
|
|
bytes.
|
|
Not all values of
|
|
.Ar length
|
|
are possible because RPC data is encoded using XDR.
|
|
.Nm Spray
|
|
rounds up to the nearest possible value.
|
|
.El
|
|
.Pp
|
|
.Nm Spray
|
|
is intended for use in network testing, measurement, and management.
|
|
This command
|
|
.Bf -emphasis
|
|
can be very hard on a network and should be used with caution.
|
|
.Ef
|
|
.Pp
|
|
.Sh SEE ALSO
|
|
.Xr netstat 1 ,
|
|
.Xr ifconfig 8 ,
|
|
.Xr ping 8 ,
|
|
.Xr rpc.sprayd 8
|