netdev - Re: forcedeth driver hangs under heavy load

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Message-ID: <1271195179.16881.575.camel@edumazet-laptop>
Date:	Tue, 13 Apr 2010 23:46:19 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	smulcahy@...il.com, bhutchings@...arflare.com,
	netdev@...r.kernel.org, ben@...adent.org.uk, aabdulla@...dia.com,
	572201@...s.debian.org
Subject: Re: forcedeth driver hangs under heavy load

Le mardi 13 avril 2010 à 14:43 -0700, David Miller a écrit :
> Do you really come to the conclusion that TSO is broken with the above
> test results?
> 
> I would conclude that there is a TX checksumming issue, since merely
> turning TSO off does not fix the problem whereas turning TX
> checksumming off does.

Indeed, we clarified the point and it is a TX checksum issue.


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