netdev - Re: intel 82599 multi-port performance

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Date:	Tue, 27 Sep 2011 17:30:18 +0200
From:	Martin Millnert <millnert@...il.com>
To:	"J.Hwan Kim" <frog1120@...il.com>
Cc:	Alexander Duyck <alexander.h.duyck@...el.com>,
	netdev <netdev@...r.kernel.org>
Subject: Re: intel 82599 multi-port performance

Hi J.Hwan,

On Tue, Sep 27, 2011 at 2:45 AM, J.Hwan Kim <frog1120@...il.com> wrote:
> I tested the 10G - 64byte frames.
> With ixgbe-modified driver, in single port, 92% of packet received in driver
> level and in 2 port we received around 42% packets.

Are you reading packet drops in the 82599's own registries (ie ethtool)?

Regards,
Martin
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