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So I was forced to explicitly set the MTU on br-int
ovs-vsctl set int br-int mtu_request=9000


Without this the tap device added to br-int would get MTU 1500

Would this be something the ovs l2 agent can handle since it creates the bridge?

Ajay




On 9/20/17, 7:28 AM, "Ajay Kalambur (akalambu)" <akalambu at cisco.com> wrote:

>Hi
>i am using large mtu setting of 9000. with the hybrid firewall driver i see large mtu set on both tap devices and the linuxbridges
>While i switch from ovs hybrid firewall driver to native ovs firewall driver i now see the tap device gets the default 1500 mtu
>i have the right setting for mtu in global physnet mtu in neutron.conf and path mtu in ml2 conf
>Do i need to do anything different to get large mtu working with native ovs firewall driver
>Ajay
>
>
>
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