scratch

/var/lib/libvirt/images/k8sworker0.qcow2

<interface type="vhostuser">
      <mac address="52:54:00:89:d5:2b"/>
      <source type="unix" path="/tmp/vhost-user-client-k8sworker0" mode="server"/>
      <model type="virtio"/>
      <address type="pci" domain="0x0000" bus="0x07" slot="0x00" function="0x0"/>
    </interface>



qemu-system-x86_64 -enable-kvm -m 3072 -smp 2 \
    -chardev socket,id=char0,path=/var/run/openvswitch/vhost-user1 \
    -netdev type=vhost-user,id=mynet1,chardev=char0,vhostforce \
    -device virtio-net-pci,netdev=mynet1,mac=52:54:00:02:d9:00 \
    -object memory-backend-file,id=mem,size=1024M,mem-path=/dev/hugepages,share=on \
    -numa node,memdev=mem -mem-prealloc \
    -net user,hostfwd=tcp::10020-:22 -net nic \
    /var/lib/libvirt/images/k8sworker0.qcow2










sudo dpdk-testpmd -l 0,2,3,4,5 --socket-mem=1024 -n 4 \
    --vdev 'net_vhost0,iface=/tmp/vhost-user1' \
    --vdev 'net_vhost1,iface=/tmp/vhost-user2' -- \
    --portmask=f -i --rxq=1 --txq=1 \
    --nb-cores=4 --forward-mode=io