netdev - RE: Difficulties to get 1Gbps on be2net ethernet card

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Message-ID: <3367B80B08154D42A3B2BC708B5D41F647C678B746@EXMAIL.ad.emulex.com>
Date:	Wed, 30 May 2012 04:10:36 -0700
From:	<Sathya.Perla@...lex.Com>
To:	<eric.dumazet@...il.com>
CC:	<jhautbois@...il.com>, <netdev@...r.kernel.org>
Subject: RE: Difficulties to get 1Gbps on be2net ethernet card

>-----Original Message-----
>From: Eric Dumazet [mailto:eric.dumazet@...il.com]
>
>I also have a benet fix for non GRO :
>
>Pulling 64 bytes in skb head is too much for TCP IPv4 with no
>timestamps, as this makes splice() or TCP coalescing less effective.
>
>(Having tcp payload in linear part of the skb disables various optims)
>
>Could you please test it ?
>
Sure! thanks...