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List: voyage-linux
Subject: [Voyage-linux] Re: Re: [Madwifi-devel] Real throughput tests at
From: "Jeff Gibson" <jg159357 () gmail ! com>
Date: 2006-04-22 6:06:11
Message-ID: bcb4ec8e0604212306s63eba003o79c4bed20d46026a () mail ! gmail ! com
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Just an option: If you have one of the boards with extra ram that makes the
/dev/shm partition, you could save the files there and have as fast of
writing capabilities as the RAM. Hope this helps with your testing.
-Jeff
On 4/21/06, voyage-linux-request@list.voyage.hk <
voyage-linux-request@list.voyage.hk> wrote:
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> 1. Re: [Madwifi-devel] Real throughput tests at 4.4km p2p link
> (Beat Meier)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 21 Apr 2006 17:49:25 +0200 (MEST)
> From: "Beat Meier" <Beat.Meier@gmx.ch>
> Subject: [Voyage-linux] Re: [Madwifi-devel] Real throughput tests at
> 4.4km p2p link
> To: Punky <punkytse@gmail.com>
> Cc: voyage-linux@voyage.hk, madwifi-users@lists.sourceforge.net,
> madwifi-devel@lists.sourceforge.net
> Message-ID: <14353.1145634565@www076.gmx.net>
> Content-Type: text/plain; charset="us-ascii"
>
> unky wrote:
>
> >Hi Beat,
> >
> >Did you use vmstat or others in your test to see if the WRAP boxes are
> >CPU bound (i.e. 0% CPU idle)? I have experience that runing iperf
> >client and server would consume all your CPU power. So in my
> >performance test, I don't run iperf on the measured boxed anymore.
> >Instead, I use wget to remote download a big file from another local
> >server.
> >
> >
> I have about 50% cpu load
> I have also done the test with connected pc with iperf and scp but with a
> ftp, scp, wget
> the limiting factor is the disk (even worse a cf)! I know the new disk are
> fast but
> do a test with an old disk ...
> For bandwidth test you should really use iperf or something similar.
> BTW: No difference in tests on wrap or with connected pc
>
> Greetings
>
> Beat
>
> --
> Echte DSL-Flatrate dauerhaft für 0,- Euro*!
> "Feel free" mit GMX DSL! http://www.gmx.net/de/go/dsl
>
>
>
> ------------------------------
>
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> Voyage-linux mailing list
> Voyage-linux@list.voyage.hk
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>
> End of Voyage-linux Digest, Vol 16, Issue 21
> ********************************************
>
[Attachment #5 (text/html)]
<div>Just an option: If you have one of the boards with extra ram that makes the \
/dev/shm partition, you could save the files there and have as fast of writing \
capabilities as the RAM. Hope this helps with your testing.</div>
<div> </div>
<div>-Jeff<br><br> </div>
<div><span class="gmail_quote">On 4/21/06, <b class="gmail_sendername"><a \
href="mailto:voyage-linux-request@list.voyage.hk">voyage-linux-request@list.voyage.hk</a></b> \
<<a href="mailto:voyage-linux-request@list.voyage.hk"> \
voyage-linux-request@list.voyage.hk</a>> wrote:</span> <blockquote \
class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: \
#ccc 1px solid">Send Voyage-linux mailing list submissions \
to<br> <a \
href="mailto:voyage-linux@list.voyage.hk">voyage-linux@list.voyage.hk </a><br><br>To \
subscribe or unsubscribe via the World Wide Web, \
visit<br> <a \
href="http://list.voyage.hk/mailman/listinfo/voyage-linux">http://list.voyage.hk/mailman/listinfo/voyage-linux</a><br>or, \
via email, send a message with subject or body 'help' to \
<br> <a \
href="mailto:voyage-linux-request@list.voyage.hk">voyage-linux-request@list.voyage.hk</a><br><br>You \
can reach the person managing the list at<br> <a \
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</a><br><br>When replying, please edit your Subject line so it is more \
specific<br>than "Re: Contents of Voyage-linux \
digest..."<br><br><br>Today's Topics:<br><br> 1. Re: [Madwifi-devel] \
Real throughput tests at 4.4km p2p \
link<br> (Beat \
Meier)<br><br><br>----------------------------------------------------------------------<br><br>Message: \
1<br>Date: Fri, 21 Apr 2006 17:49:25 +0200 (MEST)<br>From: "Beat Meier" \
< <a href="mailto:Beat.Meier@gmx.ch">Beat.Meier@gmx.ch</a>><br>Subject: \
[Voyage-linux] Re: [Madwifi-devel] Real throughput tests \
at<br> 4.4km p2p link<br>To: Punky \
<<a href="mailto:punkytse@gmail.com">punkytse@gmail.com </a>><br>Cc: <a \
href="mailto:voyage-linux@voyage.hk">voyage-linux@voyage.hk</a>, <a \
href="mailto:madwifi-users@lists.sourceforge.net">madwifi-users@lists.sourceforge.net</a>,<br> \
<a href="mailto:madwifi-devel@lists.sourceforge.net"> \
madwifi-devel@lists.sourceforge.net</a><br>Message-ID: <<a \
href="mailto:14353.1145634565@www076.gmx.net">14353.1145634565@www076.gmx.net</a>><br>Content-Type: \
text/plain; charset="us-ascii"<br><br>unky wrote: <br><br>>Hi \
Beat,<br>><br>>Did you use vmstat or others in your test to see if the WRAP \
boxes are<br>>CPU bound (i.e. 0% CPU idle)? I have experience that \
runing iperf<br>>client and server would consume all your CPU power. So \
in my <br>>performance test, I don't run iperf on the measured boxed \
anymore.<br>>Instead, I use wget to remote download a big file from another \
local<br>>server.<br>><br>><br>I have about 50% cpu load<br>I have also done \
the test with connected pc with iperf and scp but with a <br>ftp, scp, wget<br>the \
limiting factor is the disk (even worse a cf)! I know the new disk are<br>fast \
but<br>do a test with an old disk ...<br>For bandwidth test you should really use \
iperf or something similar.<br>BTW: No difference in tests on wrap or with connected \
pc <br><br>Greetings<br><br>Beat<br><br>--<br>Echte DSL-Flatrate dauerhaft für 0,- \
Euro*!<br>"Feel free" mit GMX DSL! <a \
href="http://www.gmx.net/de/go/dsl">http://www.gmx.net/de/go/dsl</a><br><br><br><br>------------------------------
<br><br>_______________________________________________<br>Voyage-linux mailing \
list<br><a href="mailto:Voyage-linux@list.voyage.hk">Voyage-linux@list.voyage.hk</a><br><a \
href="http://list.voyage.hk/mailman/listinfo/voyage-linux"> \
http://list.voyage.hk/mailman/listinfo/voyage-linux</a><br><br><br>End of \
Voyage-linux Digest, Vol 16, Issue \
21<br>********************************************<br></blockquote></div><br>
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