On Wed, Oct 3, 2012 at 11:43 AM, Jeff Welsch <[email protected]> wrote: > Hello, > > When forwarding traffic through a GRE tunnel I am receiving error messages > about over-mtu packets: openvswitch: br0: dropped over-mtu packet: 1810 > > 1500. The packet size varies and on my Linux console I am receiving > notification that net_ratelimit is suppressing callbacks of a large amount of > similar messages. I am using 1.8.90 as a linux module with kernel 3.4.3. > > ifconfig br0 mtu 9000 does not have an effect. The mtu on my eth interfaces > is set to 9000. eth0 doesn't belong to br0. > > Is this possibly a bug in that codebase? Is there a version of the 1.8 tree > that may be more stable if so? I would use 1.7.1 but am interested in the > no-packet-in feature of 1.8.x.
I'm guessing that you're using Linux GRE devices, in which case you have to raise the MTU on that device. _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
