Thanks, Ilya. # ovs-vsctl list Interface vi1 _uuid : 30d1600a-ff7d-4bf5-9fdb-b0767af3611c admin_state : up bfd : {} bfd_status : {} cfm_fault : [] cfm_fault_status : [] cfm_flap_count : [] cfm_health : [] cfm_mpid : [] cfm_remote_mpids : [] cfm_remote_opstate : [] duplex : [] error : [] external_ids : {} ifindex : 0 ingress_policing_burst: 0 ingress_policing_rate: 0 lacp_current : [] link_resets : 0 link_speed : [] link_state : up lldp : {} mac : [] mac_in_use : "00:00:00:00:00:00" mtu : 1500 mtu_request : [] name : "vi1" ofport : 5 ofport_request : [] options : {} other_config : {} statistics : {"rx_1024_to_1518_packets"=0, "rx_128_to_255_packets"=0, "rx_1523_to_max_packets"=0, "rx_1_to_64_packets"=0, "rx_256_to_511_packets"=0, "rx_512_to_1023_packets"=0, "rx_65_to_127_packets"=0, rx_bytes=0, rx_dropped=0, rx_errors=0, tx_bytes=0, tx_dropped=11} status : {} type : dpdkvhostuser
Here is the qemu command line split for readability: /usr/libexec/qemu-kvm -name guest=vhu-vm1,debug-threads=on -S -object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-3-vhu-vm1/master-key.aes -machine pc-i440fx-rhel7.3.0,accel=kvm,usb=off -m 2048 -mem-prealloc -mem-path /dev/hugepages/libvirt/qemu -realtime mlock=off -smp 2,sockets=2,cores=1,threads=1 -uuid f5b8c05b-9c7a-3211-49b9-2bd635f7e2aa -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-3-vhu-vm1/monitor.sock,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc -no-shutdown -boot strict=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/home/nfv/Images/vm1.qcow2,format=qcow2,if=none,id=drive-virtio-disk0 -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -chardev socket,id=charnet0,path=/usr/local/var/run/openvswitch/vi1 -netdev vhost-user,chardev=charnet0,id=hostnet0 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=3a:19:09:52:14:50,bus=pci.0,addr=0x3 -vnc 0.0.0.0:1 -device cirrus-vga,id=video0,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5 -msg timestamp=on Re. ifconfig from VM, I have difficulty getting it right now over VPN, but I will get it by tomorrow morning. The 'ifconfig ' state is UP in the VM, IP address is configured as 200.1.1.2/24 in the virtio-net interface in the VM. Within the VM, the local address 200.1.1.2 can be pinged. Is there any good way to monitor packets flowing over vhost-user interface, such as wireshark for eth interfaces? Regards, Sundar > -----Original Message----- > From: Ilya Maximets [mailto:i.maxim...@samsung.com] > Sent: Tuesday, April 4, 2017 2:13 AM > To: Nadathur, Sundar <sundar.nadat...@intel.com>; ovs- > d...@openvswitch.org > Subject: Re: [ovs-dev] Traffic fails in vhost user port > > On 04.04.2017 11:29, Nadathur, Sundar wrote: > >> -----Original Message----- > >> From: Ilya Maximets [mailto:i.maxim...@samsung.com] > >> Sent: Tuesday, April 4, 2017 12:07 AM > >> To: ovs-dev@openvswitch.org; Nadathur, Sundar > >> <sundar.nadat...@intel.com> > >> Subject: [ovs-dev] Traffic fails in vhost user port > >> > >> Hi Sundar. > > > >>> The flows are configured as below: > >>> # ovs-ofctl dump-flows br0 > >>> NXST_FLOW reply (xid=0x4): > >>> cookie=0x0, duration=2833.612s, table=0, n_packets=0, n_bytes=0, > >>> idle_age=2833, in_port=1 actions=output:5 cookie=0x2, > >>> duration=2819.820s, table=0, n_packets=0, n_bytes=0, idle_age=2819, > >>> in_port=5 actions=output:1 > >> > >> I guess, your flow table configured in a wrong way. > >> OpenFlow port of br0 is LOCAL, not 1. > >> Try this: > >> > >> # ovs-ofctl del-flows br0 > >> > >> # ovs-ofctl add-flow br0 in_port=5,actions=output:LOCAL # ovs-ofctl > >> add-flow > >> br0 in_port=LOCAL,actions=output:5 > > > > Thank you, Ilya. I did as you suggested, but the ping traffic from br0 > (LOCAL) is dropped by the output port 5: > > # ovs-ofctl dump-flows br0 > > NXST_FLOW reply (xid=0x4): > > cookie=0x0, duration=1922.876s, table=0, n_packets=0, n_bytes=0, > > idle_age=1922, in_port=5 actions=LOCAL cookie=0x0, > > duration=1915.458s, table=0, n_packets=6, n_bytes=252, idle_age=116, > > in_port=LOCAL actions=output:5 > > > > # ovs-ofctl dump-ports br0 # <-- Drops in port 5 OFPST_PORT reply > > (xid=0x2): 2 ports > > port 5: rx pkts=?, bytes=0, drop=0, errs=0, frame=?, over=?, crc=? > > tx pkts=?, bytes=0, drop=5, errs=?, coll=? > > port LOCAL: rx pkts=43, bytes=2118, drop=0, errs=0, frame=0, over=0, > crc=0 > > tx pkts=0, bytes=0, drop=0, errs=0, coll=0 > > > > Wireshark shows that br0 sends out 3 ARP requests but there is no > response. > > > >> or > >> > >> # ovs-ofctl add-flow br0 actions=NORMAL > > I tried this too after doing del-flows. The LOCAL port's MAC is learnt, > wireshark still shows br0 sending out ARP requests with no response. > > > > BTW, 'ovs-vsctl list Interface' shows the vi1 (VM port, #5) is up (most > > fields > are blank): > > _uuid : 30d1600a-ff7d-4bf5-9fdb-b0767af3611c > > admin_state : up > > . . . > > link_speed : [] > > link_state : up > > . . . > > mac_in_use : "00:00:00:00:00:00" > > mtu : 1500 > > mtu_request : [] > > name : "vi1" > > . . . > > statistics : {"rx_1024_to_1518_packets"=0, > "rx_128_to_255_packets"=0, "rx_1523_to_max_packets"=0, > "rx_1_to_64_packets"=0, "rx_256_to_511_packets"=0, > "rx_512_to_1023_packets"=0, "rx_65_to_127_packets"=0, rx_bytes=0, > rx_dropped=0, rx_errors=0, tx_bytes=0, tx_dropped=8} > > status : {} > > type : dpdkvhostuser > > > > Is there any way to do the equivalent of a tcpdump or wireshark on a vhost > user port? > > > > Thanks, > > Sundar > > > Blanc fields in 'list interface' is normal for vhostuser. > > Looks like something wrong with VM. > Please, provide the output of 'ip a' or 'ifconfig -a' from VM and full output > of > 'ovs-vsctl list Interface vi1'. Also, qemu cmdline or libvirt xml can be > helpful. > > > Best regards, Ilya Maximets. _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev