Thanks Mauricio, I will try the patch first.
Regards, Charlie On Fri, Aug 5, 2016 at 4:56 AM, Mauricio Vasquez <[email protected] > wrote: > Hello Charlie, > > On 08/04/2016 09:22 PM, Charlie Li wrote: > > Hi All, > > I set up a bridge with 2 dpdk ports and 2 dpdkvhostuser ports. And 4 flows > are configured as the follows > > PHY0 -> dpdk port0 -> dpdkvhostuser port0 -> VM eth-ens3 > PHY0 <- dpdk port0 <- dpdkvhostuser port0 <- VM eth-ens3 > ------------------------------------------------------------ > ---------------------------------------------- > PHY1 -> dpdk port1 -> dpdkvhostuser port1 -> VM eth-ens4 > PHY1 <- dpdk port1 <- dpdkvhostuser port1 <- VM eth-ens4 > > All of the packets from the VM are passed to the PHY. No problem. > > But all of the packets from the PHY are dropped at the dpdkvhostuser port, > and cannot be passed to the VM. > > Why one direction does not work while the other direction works fine? > > Any help is appreciated! > > Thanks, > > Charlie > > ------------------------------------------------------------ > ------------------------------------------- > More details > ------------------------------------------------------------ > ------------------------------------------- > DPDK 2.2.0; OVS 2.5.0; Both host and VM is Fedora 23 > > > It is a known problem in OVS 2.5.0, please refer to: > http://openvswitch.org/pipermail/dev/2016-March/068282.html > > The possible solutions are: > - Use a newer version of OVS (If you use master you have to use DPDK 16.07) > - Apply this patch to ovs 2.5.0: https://patchwork.ozlabs.org/ > patch/602752/ > - Use a qemu version greater or equal to 2.5 > > #### Bridge and port config > > $ sudo ./ovs-vsctl show > fa6781bf-0204-4593-ad99-bf6a3843c6c8 > Bridge "br0" > Port "vhost0" > Interface "vhost0" > type: dpdkvhostuser > Port "vhost1" > Interface "vhost1" > type: dpdkvhostuser > Port "br0" > Interface "br0" > type: internal > Port "dpdk0" > Interface "dpdk0" > type: dpdk > Port "dpdk1" > Interface "dpdk1" > type: dpdk > > $ sudo ./ovs-vsctl list-ports br0 > dpdk0 > dpdk1 > vhost0 > vhost1 > > #### Before sending traffic to PHY > > $ sudo ./ovs-ofctl dump-flows br0 > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=260.837s, table=0, n_packets=0, n_bytes=0, > idle_age=260, in_port=1 actions=output:3 > cookie=0x0, duration=260.817s, table=0, n_packets=0, n_bytes=0, > idle_age=260, in_port=2 actions=output:4 > cookie=0x0, duration=260.799s, table=0, n_packets=48, n_bytes=7968, > idle_age=6, in_port=3 actions=output:1 > cookie=0x0, duration=260.781s, table=0, n_packets=48, n_bytes=7968, > idle_age=7, in_port=4 actions=output:2 > > $ sudo ./ovs-ofctl dump-ports br0 > OFPST_PORT reply (xid=0x2): 5 ports > port 4: rx pkts=48, bytes=7968, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=0, errs=?, coll=? > port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=?, over=?, crc=? > tx pkts=48, bytes=7968, drop=0, errs=0, coll=? > port 1: rx pkts=0, bytes=0, drop=0, errs=0, frame=?, over=?, crc=? > tx pkts=48, bytes=7968, drop=0, errs=0, coll=? > port 3: rx pkts=48, bytes=7968, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=0, 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 > > > #### After sending traffic to PHY > > $ sudo ./ovs-ofctl dump-flows br0 > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=330.842s, table=0, n_packets=29069777, > n_bytes=1802326154, idle_age=32, in_port=1 actions=output:3 > cookie=0x0, duration=330.822s, table=0, n_packets=29069777, > n_bytes=1802326154, idle_age=32, in_port=2 actions=output:4 > cookie=0x0, duration=330.804s, table=0, n_packets=50, n_bytes=8652, > idle_age=56, in_port=3 actions=output:1 > cookie=0x0, duration=330.786s, table=0, n_packets=50, n_bytes=8652, > idle_age=52, in_port=4 actions=output:2 > > $ sudo ./ovs-ofctl dump-ports br0 > OFPST_PORT reply (xid=0x2): 5 ports > port 4: rx pkts=50, bytes=8652, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=29069777, errs=?, coll=? > port 2: rx pkts=29069777, bytes=1802326154, drop=0, errs=0, frame=?, > over=?, crc=? > tx pkts=50, bytes=8652, drop=0, errs=0, coll=? > port 1: rx pkts=29069777, bytes=1802326154, drop=0, errs=0, frame=?, > over=?, crc=? > tx pkts=50, bytes=8652, drop=0, errs=0, coll=? > port 3: rx pkts=50, bytes=8652, drop=?, errs=0, frame=?, over=?, crc=? > tx pkts=0, bytes=0, drop=29069777, 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 > > > > _______________________________________________ > discuss mailing > [email protected]http://openvswitch.org/mailman/listinfo/discuss > > > Best Regards, > > Mauricio V >
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