Hi Sugesh, Thanks for your reply. I found the issue has gone in ovs 2.4.90.
Thanks. Leo On Thu, Oct 15, 2015 at 12:18 AM, Chandran, Sugesh < [email protected]> wrote: > > > > > *Regards* > > *_Sugesh* > > > > *From:* discuss [mailto:[email protected]] *On Behalf Of *leo > zhu > *Sent:* Wednesday, October 14, 2015 4:31 AM > *To:* [email protected] > *Subject:* [ovs-discuss] Packet size can not exceed 978 bytes when > ovs-dpdk user space vxlan is used > > > > Hi all, > > I am testing the ovs-dpdk user space vxlan performance. > > My topology is as follow: > > > > > > DPDK pktgen is used to send packet in my test. > > > > In the test process, I found that the packet size can not exceed 978 > bytes. If the packet size is > > larger than 978 bytes, the packet that was sent by pktgen on server 3 can > not reach to server 4, > > the traffic between server 3 and server 4 was blocked. > > >>>> Can you please confirm whats the MTU value for each interfaces?? > > >>>>> If the MTU value is sufficient enough, can you please check the“sudo > ovs-appctl dpctl/show –s” output to know at which interface the packets > getting dropped > > Does anybody know why? > > > > Thanks. > > Leo > > > > >
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