![]() > to the TAP port, and after that is present on all packets bidirectionally. > Think of them as an encapsulation whose presence is negotiated when KVM connects > it is not the rx descriptor, those 12 bytes are also present on the tx side. > (It won't be the only hardware that puts the RX descriptor status in surely virtio should be skipping over those bytes in the netmap rx On 5 January 2015 at 09:05, Luigi Rizzo wrote: Please ping me if I haven't given enough data. netmap.koįilename: /home/asridharan/stitch-click/kernel/./netmap.koĭescription: The netmap packet I/O framework virtio_net.koįilename: /home/asridharan/stitch-click/kernel/./virtio_net.ko Mii 3875 ~/stitch-click/kernel $* modinfo. With the netmap enabled virtio-net ~/stitch-click/kernel $* lsmod While running the above experiment I just replaced the virtio-net drivers I didn't quite understand the question about using "virtio in native or Has a single port, which is a realtek r8169 NIC. The network backend is a bridge interface running over gentoo. XML that was fed to libvirt, while creating the domain: To unsubscribe, send any mail to " used virsh to start the VM over qemu-kvm. So is this is an artifact of the virtio-net driver or has something changed The extra leading bytes screw up the packet interpretation. Netmap-enabled interface, but there are an extra "12" bytes appended to theģ81.088570 main_thread 1 pps (1 pkts in 1001088 usec) ![]() This showed that packets are being received correctly from the Router), I ran the pkt-gen application with the "dump payload" option: To debug this issue (and to negate any changes I made to the click-modular Unable to interpret any packets coming from the FromDevice element. With this combination, though I was able to receive packets I was ![]() Recently I updated my netmap code base and am trying to use theĬlick-modular router with netmap over a virtio-net device driver (over A while back I was using this combination with theĮ1000 device driver, with a slightly older netmap code-base. I am using netmap with the click modular router, running the click-modular
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