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From: Ben Greear <greearb@candelatech.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>,
	netdev@vger.kernel.org
Subject: Re: Getting physical packet counts with LRO enabled with ixgbe?
Date: Fri, 25 Sep 2009 14:50:44 -0700	[thread overview]
Message-ID: <4ABD3B34.8010903@candelatech.com> (raw)
In-Reply-To: <20090925214505.GA3472@gondor.apana.org.au>

On 09/25/2009 02:45 PM, Herbert Xu wrote:
> Peter P Waskiewicz Jr<peter.p.waskiewicz.jr@intel.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 :)

I get aggregate 18Gbps with LRO v/s 12Gbps without, so it's very much a useful feature
for me.

Thanks,
Ben

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


  reply	other threads:[~2009-09-25 21:52 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-23 16:40 Getting physical packet counts with LRO enabled with ixgbe? Ben Greear
2009-09-23 18:32 ` Peter P Waskiewicz Jr
2009-09-23 18:46   ` Ben Greear
2009-09-23 18:50     ` Peter P Waskiewicz Jr
2009-09-23 18:56       ` Ben Greear
2009-09-23 19:03       ` Rick Jones
2009-09-25 21:45       ` Herbert Xu
2009-09-25 21:50         ` Ben Greear [this message]
2009-09-25 21:59           ` David Miller
2009-09-25 22:01             ` Herbert Xu
2009-09-25 22:12               ` Ben Greear
2009-09-25 22:40                 ` Peter P Waskiewicz Jr
2009-09-25 22:09           ` Herbert Xu
2009-09-25 21:56         ` Peter P Waskiewicz Jr
2009-09-25 22:10           ` Herbert Xu
2009-09-23 21:37   ` Ben Greear
2009-09-23 21:56     ` Ben Greear

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