[Openstack-operators] improve perfomance Neutron VXLAN
pgsousa at gmail.com
Fri Jan 23 15:42:47 UTC 2015
I think you're right, the nic is not offloading because testing the
instances I see a process ksoftirqd/0 with high CPU on compute hosts.
Doing iperf on baremetal I don't see this process with high CPU.
Is my assumption right?
On Wed, Jan 21, 2015 at 3:59 PM, Robert van Leeuwen <
Robert.vanLeeuwen at spilgames.com> wrote:
> >is there a way to improve network performance on my instances with
> >I changed the MTU on physical interfaces to 1600, still performance it's
> lower than in baremetal hosts:
> Do you have VXLAN hardware offloading on the NIC?
> I think you are hitting the maximum speed you can do encapsulation in
> You will need network cards that can do VXLAN offloading to go to similar
> speed as hardware (10Gbit).
> Robert van Leeuwen
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the OpenStack-operators