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List:       microblaze-uclinux
Subject:    Re: [microblaze-uclinux] TCP transmit performance
From:       Jim Van Vorst <jvanvorst () gmail ! com>
Date:       2008-05-14 16:33:05
Message-ID: 482B1441.5020908 () gmail ! com
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Falk,<br>
<br>
The petalinux distro includes the netperf client.&nbsp; You just enable it
in menuconfig under Network Application.&nbsp; Enable netperf and netperf
client.&nbsp; Rebuild and it ends up in /bin.<br>
<br>
You also need to run the server.&nbsp; Download the source to a *nix machine
(windows may work as well, but I haven't tried it).&nbsp; Extract the
sources, go into the source directory, type "./configure" and "make".&nbsp;
That should build netperf and netserver.&nbsp; You want to run netserver.<br>
<br>
From your microblaze system, run "netperf -H &lt;netserver host ip&gt;"<br>
<br>
That will blast max size tcp packets to netserver host ip (the ip
address where you ran netserver) and give you a throughput number.<br>
<br>
netperf has a bunch of other options for tcp, udp, zero copy, etc.&nbsp;
It's a generally useful utility.<br>
<br>
-Jim<br>
<br>
Falk Brettschneider wrote:
<blockquote cite="mid:20080514050850.250700@gmx.net" type="cite">
  <pre wrap="">Hi Jim,

Jim Van Vorst wrote:
  </pre>
  <blockquote type="cite">
    <pre wrap="">Can you compile and run netperf to get Mbits/sec TCP tx throughput?
    </pre>
  </blockquote>
  <pre wrap=""><!---->I had a short look at netperf.org but gave up in a flood of \
docs. Seems it's  not a 5-minute job to measure with netperf, right? Or can you tell \
me what to do, maybe it's a simple line to type on command prompt? I need a very \
short HowTo. :)

CU, F@lk

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