netdev - Re: NIU - Sun Neptune 10g - Transmit timed out reset (2.6.24)

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Message-ID: <4824CCF0.5050302@krogh.cc>
Date:	Sat, 10 May 2008 00:15:12 +0200
From:	Jesper Krogh <jesper@...gh.cc>
To:	Matheos Worku <Matheos.Worku@....COM>
CC:	David Miller <davem@...emloft.net>, yhlu.kernel@...il.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: NIU - Sun Neptune 10g - Transmit timed out reset (2.6.24)

Matheos Worku wrote:
> Jesper Krogh wrote:
>> David Miller wrote:
>>> From: Jesper Krogh <jesper@...gh.cc>
>>> Date: Fri, 09 May 2008 20:32:53 +0200
>>>
>>>> When it works I doesnt seem to be able to get it pass 500MB/s.
>>>
>>> With this card you really need multiple cpus and multiple threads
>>> sending data through the card in order to fill the 10Gb pipe.
>>>
>>> Single connections will not fill the pipe.
>>
>> The server is a Sun X4600 with 8 x dual-core CPU's, setup with 64
>> NFS-threads. The other end of the fiber goes into a switch with gigabit
>> ports connected to 48 dual-core cpus. The test was done doing a dd on a
>> 4.5GB file from the server to /dev/null on the clients.
> 
> Are you doing a TX or RX (with respect to the 10G if)?

Thats a transmit.. from the NFS server to the clients.

Jesper
-- 
Jesper
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