What version of DPDK and QEMU you're using with OVS 2.5?
On 23.03.2016 12:11, Mauricio Vásquez wrote: > Dear all, > > I am testing a setup where two VMs have to communicate using vhost-user > ports, it works using OvS 2.4 but it does not work with the master version > nor with 2.5. > > The setup is quite simple, a pair of VMs connected to OvS using vhost-user > ports, two flows configured to forward the packets between the VMs, ping is > used to test connectivity between the VMs (ips and routing tables are > configured). > > The problem that I can see is that a vhost-user port is dropping packets on > transmission: > > OFPST_PORT reply (xid=0x2): 3 ports > port 1: > rx pkts=330, bytes=14172, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=8, errs=?, coll=? > > port LOCAL: > rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0 > tx pkts=0, bytes=0, drop=0, errs=0, coll=0 > > port 2: > rx pkts=8, bytes=648, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=330, errs=?, coll=? > > I found that somebody has a similar problem: > http://openvswitch.org/pipermail/dev/2016-March/067152.html, I tried to > change pmd-cpu-mask but the problem is always there. I did some debug and the > problems is that qid is always -1 in the function __netdev_dpdk_vhost_send. > > Here it is some extra debug info: > > ovs-vswithd.log: > http://pastebin.com/2CUyjGED > > ovs-vsctl show > Bridge "br0" > Port "br0" Interface "br0" type: internal > Port "vhost-user-2" Interface "vhost-user-2" type: dpdkvhostuser > Port "vhost-user-1" Interface "vhost-user-1" type: dpdkvhostuser > > ovs-appctl dpctl/show > netdev@ovs-netdev: > lookups: hit:411 missed:1 lost:0 > flows: 1 > port 0: ovs-netdev (internal) > port 1: vhost-user-1 (dpdkvhostuser: configured_rx_queues=1, > configured_tx_queues=1, requested_rx_queues=1, requested_tx_queues=9) > port 2: br0 (tap) > port 3: vhost-user-2 (dpdkvhostuser: configured_rx_queues=1, > configured_tx_queues=1, requested_rx_queues=1, requested_tx_queues=9) > > ovs-appctl dpif-netdev/pmd-rxq-show > pmd thread numa_id 0 core_id 0: > port: vhost-user-1 queue-id: 0 > port: vhost-user-2 queue-id: 0 > > Thank you very much, > > Mauricio V, _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
