[ovs-discuss] netdev-dpdk: The actual maximum packet size that can be transmitted for IP packets is MTU+4 when setting MTU for netdev-dpdk interface.

2024-02-01 Thread Zhangweiwei via discuss
When using OVS-DPDK and setting MTU to 1500 for an Interface of type 'dpdkvhostuserclient', the maximum packet size that can be transmitted is 1522, as DPDK seems to have stripped off 4 bytes of CRC by default. However, in OVS the maximum packet size is 'MTU+RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LE

Re: [ovs-discuss] OVS 3.2.0 crashing setting port QOS

2024-02-01 Thread Adrian Moreno via discuss
On 1/29/24 23:25, Ilya Maximets wrote: On 1/29/24 20:13, Daryl Wang via discuss wrote: After upgrading from Open vSwitch 3.1.2-4 to 3.2.0-2 we've been consistently seeing new OVS crashes when setting QoS on ports. Both packages were taken from the Debian distribution (https://packages.debian.o

[ovs-discuss] OVN/OVS no ARP response for internal router interface from external port

2024-02-01 Thread Austin Cormier via discuss
Looking for some help troubleshooting why OVS is not generating a response for my internal router port on a VLAN tenant network. I’ve dug down as far as I am reasonably able to but need a quick boost here. The ARP request is coming from an external system which is on the appropriate VLAN for t

Re: [ovs-discuss] Encapsulate VXLAN and then process other flows

2024-02-01 Thread Lim, Derrick via discuss
Hi Ilya Maximets, > The rules look mostly fine. I think the main problem you have is priority. > Default priority for OF rules (if not specified) is 32768, so your new rules > with priority 50 are too low in a priority list and not getting hit. I tried this again with the default flow at pr