netdev - Re: TCP communication for raw image transmission

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Message-ID: <1325757891.2415.7.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
Date:	Thu, 05 Jan 2012 11:04:51 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jean-Michel Hautbois <jhautbois@...il.com>
Cc:	Rick Jones <rick.jones2@...com>, netdev@...r.kernel.org
Subject: Re: TCP communication for raw image transmission

Le jeudi 05 janvier 2012 à 10:57 +0100, Jean-Michel Hautbois a écrit :
>  # netperf -H 192.168.0.1 -c -l 10 -t UDP_STREAM -- -m 1500
> MIGRATED UDP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to
> 192.168.0.1 (192.168.0.1) port 0 AF_INET
> Socket  Message  Elapsed      Messages                   CPU      Service
> Size    Size     Time         Okay Errors   Throughput   Util     Demand
> bytes   bytes    secs            #      #   10^6bits/sec % SU     us/KB
> 
> 106496    1500   10.00       54477      0        0.0     65.34    100.000
> 1073741824           2.25            0               0.0     65.34    -1.000
> 

Hmm... this sounds you have half duplex somewhere ?

ethtool eth0   (on both machines)



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