[ovs-discuss] Questions regarding offload and sriov

Wes Felter wmf at felter.org
Mon Nov 4 19:33:05 UTC 2013


On 11/1/13 5:50 PM, Jesse Gross wrote:
> On Fri, Nov 1, 2013 at 10:18 AM, Nithin Nayak Sujir <nsujir at broadcom.com> wrote:
>> Hi,
>> I'm trying to get an understanding of the flow of packets when openvswitch
>> is used in an offloaded lookup setting - NIC/Switch.
>
> They're mutually exclusive - OVS doesn't see the packets when SR-IOV
> is in use so there's not much that it can do. Programming the NIC
> itself is not really practical because the embedded switch is not fine
> grained enough to implement OVS policies.

Except the Cavium and Tilera cards that actually run OVS on the NIC. Has 
anyone tried them?

-- 
Wes Felter
IBM Research - Austin




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