From: Ben Greear <greearb@candelatech.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: David Miller <davem@davemloft.net>,
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 15:12:45 -0700 [thread overview]
Message-ID: <4ABD405D.2030106@candelatech.com> (raw)
In-Reply-To: <20090925220115.GA3684@gondor.apana.org.au>
On 09/25/2009 03:01 PM, Herbert Xu wrote:
> On Fri, Sep 25, 2009 at 02:59:15PM -0700, David Miller wrote:
>> From: Ben Greear<greearb@candelatech.com>
>> Date: Fri, 25 Sep 2009 14:50:44 -0700
>>
>>> I get aggregate 18Gbps with LRO v/s 12Gbps without, so it's very
>>> much a useful feature for me.
>>
>> And it'll stay like that until you work with Herbert to fix
>> that performance difference.
>
> Actually I believe he's talking about hardware LRO which is a
> different beast.
>
> AFAICS the ixgbe driver doesn't use software LRO anymore.
>
> So if it is hardware LRO then what we need is for the hardware
> to switch over :)
Either way, I will be happy to test & benchmark patches of this nature
if someone wants to post them.
Thanks,
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2009-09-25 22:14 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
2009-09-25 21:59 ` David Miller
2009-09-25 22:01 ` Herbert Xu
2009-09-25 22:12 ` Ben Greear [this message]
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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