[En-Nut-Discussion] RE: Benchmark Ethernut

Eduardo Serantes eserantes at telefonica.net
Wed Apr 13 12:55:08 CEST 2005


Hi again Mike,

I calculated the time with 1.5MB. The correct result is 25000 seconds!!!
(400 minutes).

Sorry for the mistake,

Eduardo

> -----Original Message-----
> From: Eduardo Serantes [mailto:eserantes at telefonica.net]
> Sent: miércoles, 13 de abril de 2005 12:48
> To: 'en-nut-discussion at egnite.de'
> Subject: RE: Benchmark Ethernut
> 
> Hi Mike,
> 
> I sum up the results of the last test I made:
> 
> - Connection: 100Mbps straight to a PC (crossed-cable)
> - Protocol: HTTP (it should be the same for your purposes)
> - Max. TCP Segment: 1460
> - Send TCP Buffer: 8760
> - Tx. Data: 395948 bytes stored in external banked SRAM + HTTP headers...
> - Total transfer time: 6.345683 seconds (tested with Ethereal)
> 
> I think you should be able to send the 1.5GB in 25 seconds more or less,
> although it depends on your segment size.
> 
> I hope this helps...
> 
> Regards,
> 
> Eduardo
> 
> > -----Original Message-----
> > From: en-nut-discussion-bounces at egnite.de [mailto:en-nut-discussion-
> > bounces at egnite.de] On Behalf Of en-nut-discussion-request at egnite.de
> > Sent: miércoles, 13 de abril de 2005 12:00
> > ------------------------------
> >
> > Message: 10
> > Date: Wed, 13 Apr 2005 05:59:11 -0400
> > From: "Batson Michael Wilson (Mike)" <bmw at pocketsense.com>
> > Subject: [En-Nut-Discussion] Benchmark Ethernut
> > To: "'Ethernut User Chat (English)'" <en-nut-discussion at egnite.de>
> > Message-ID: <200504130959.FAA19865 at bruiser.bcentralhost.com>
> > Content-Type: text/plain;	charset="us-ascii"
> >
> >
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> >
> > Good Morning,
> >
> > Does anyone have a benchmark for Ethernut sending just UDP packets of
> > say 215 bytes for say 1GB and the TCP/IP server sending the same 1GB
> > file? We are running Ethernut on an MEGA128 at 14mhz with a 91C1111
> > as a control on a 100Mhz link.
> > The short of it is we need to send about 1,5 Gb in less than 5
> > minutes. Is this possible with Ethernut on a Mega 182?
> >
> > V/R
> >
> > Mike
> >




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