On 12 Dec 2024, at 13:08, Ayshathul Thuhara via discuss wrote:
> Hi Team, > > I am currently using OvS in our platform. I have come across OvS source in > github. I followed > https://docs.openvswitch.org/en/latest/howto/userspace-tunneling/ article to > test OvS-VXLAN. > I am able to test ping between VMs when eth0,tap0 interfaces are available. > > But when I bind the interface with vfio using dpdk and create vhost, I am > not able to ping the VMs. > I have disabled the firewalls. I have added the appctl rules as specified > in the article. Still I was not able to ping the VMs. > When I create vhost and run QEMU, I am able to get the /tmp/vm_port0 > socket. > > I used below command to execute qemu , > > /* sudo taskset -c 1-5 /usr/libexec/qemu-kvm -enable-kvm -m 4096 -smp 5 > -machine type=q35,accel=kvm -cpu host -name VM1 -no-reboot -net none -vnc > none -nographic -hda /opt/ovs/centos_os.qcow2 -netdev > type=vhost-user,id=vm_port0,chardev=vm_port0_socket -device > virtio-net-pci,netdev=vm_port0,mac=52:55:00:d1:55:01 -chardev > socket,id=vm_port0_socket,path=/tmp/vm_port0,server=on*/ > This is the command option I use, which does the job for me: --network vhostuser,source_type=unix,source_path=/tmp/vhost-sock0,source_mode=server,model=virtio,driver_queues=2 For a full description on how I setup stuff, see this: https://github.com/chaudron/ovs_perf/tree/RHEL8 > Can you please let me know what else modification requires to ping VMs, > when dpdk is used? > > Sorry to contact directly, I tried to reach via OpenvSwitch official mail > (ovs-discuss-ow...@openvswitch.org). But I have not received any responses > yet. > > Best regards, > Ayshathul Thuhara > _______________________________________________ > discuss mailing list > disc...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss _______________________________________________ discuss mailing list disc...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
