netdev - Re: Getting physical packet counts with LRO enabled with ixgbe?

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Message-ID: <20090925214505.GA3472@gondor.apana.org.au>
Date:	Fri, 25 Sep 2009 14:45:05 -0700
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>
Cc:	greearb@...delatech.com, netdev@...r.kernel.org
Subject: Re: Getting physical packet counts with LRO enabled with ixgbe?

Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com> wrote:
>
>> That's a bummer.  I'm guessing you might get close to right on average with some
>> trivial math, but if someone is sending you pkts with size of 1000 and
>> your MTU is 1500, would there be any way to tell that the pkts were originally
>> 1000 bytes instead of 1500?
> 
> Good point.

Well if you did GRO instead of LRO then none of this would matter :)
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