netdev - Re: Network performance

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Message-ID: <1269864994.2164.21.camel@edumazet-laptop>
Date:	Mon, 29 Mar 2010 14:16:34 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	michal.simek@...alogix.com
Cc:	LKML <linux-kernel@...r.kernel.org>,
	John Williams <john.williams@...alogix.com>,
	netdev@...r.kernel.org, Grant Likely <grant.likely@...retlab.ca>,
	John Linn <John.Linn@...inx.com>,
	"Steven J. Magnani" <steve@...idescorp.com>,
	Arnd Bergmann <arnd@...db.de>, akpm@...ux-foundation.org
Subject: Re: Network performance - iperf

Le lundi 29 mars 2010 à 13:33 +0200, Michal Simek a écrit :

> Do you have any idea howto improve TCP/UDP performance in general?
> Or tests which can point me on weak places.

Could you post "netstat -s" on your receiver, after fresh boot and your
iperf session, for 32 MB and 256 MB ram case ?


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