[CentOS] Ethernet poor performance

Nicolas Thierry-Mieg Nicolas.Thierry-Mieg at imag.fr
Wed Jul 2 18:36:16 UTC 2008

Robert Moskowitz wrote:
>> That covers speed, but doesn't say anything about the duplex setting. 
>> You should see this mentioned near the Ethernet driver load lines in 
>> dmesg, too.
> Do you see anything in the lines I pasted above? Those are the only ones 
> from dmesg.

ethtool eth0

this will tell you the duplex mode, speed etc...

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