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From Andrija Panic <andrija.pa...@gmail.com>
Subject Re: LRO vs IXGBE 10G NIC drivers...KVM problem
Date Wed, 03 Jun 2015 22:52:01 GMT
Hi Ragael,

actually I'm running 4.0.3 :)

But I will check this, and let you know - there is compile flag to compile
without LRO, which I did, but... :)

Thanks, as usuall :)

On 4 June 2015 at 00:22, Rafael Fonseca <rsafonseca@gmail.com> wrote:

> Hi Andrija,
>
> I guess you're running 3.23.2.1 driver?
> If so, try going to the source dir and run:
>
> sed -i -e '/#include <linux\/if_vlan.h>/a #define IXGBE_NO_LRO'
> src/kcompat.h
>
> recompile & test
> give feedback :)
>
> Good luck,
> Rafael
>
> On Wed, Jun 3, 2015 at 11:18 PM, Andrija Panic <andrija.panic@gmail.com>
> wrote:
>
> > Hi team,
> >
> > I'm wondering if anyone experienced similar issue with 10G intel
> > NICs/driver/Ubuntu 14.04 stock kernel:
> >
> > 2 x 10G Intel NIC,--> LACP bond -->, vlans--> bridges with vlan interface
> > as member...
> > (Ixgbe driver 4.0.3, latest, from Intel website, compiled withOUT LRO
> > support - since LRO breaks routing/bridging etc...), Ubuntu 14.04.02 with
> > stock kernel 3.16.0-37
> >
> > Still, if I dont explicitely turn off LRO via  "ethtool -K eth2/eth3 lro
> > off ", I can not download anything from VM, that is behind the VR... VM
> can
> > ping internetl through VR, but no TCP traffic works (i.e. downlaod ISO or
> > similar). VR can normally download file (for whatever reason)...
> >
> > "ethtool -S eth2 | grep lro" should return nothing, if the driver was
> > compiled withOUT  LRO support - and it's true in my case...although from
> > "ethtool -k eth2" it shows that LRO is enabled...
> >
> > THx for any feedback...
> > --
> >
> > Andrija Panić
> >
>



-- 

Andrija Panić

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