Sorry, I sent the mail before writing a title.
On Mon, Feb 23, 2015 at 10:35 AM, Abhishek Chanda <[email protected]> wrote: > HI all, > > I am running openstack in containers. My compute container has the > standard OVS setup for neutron: > > mngmt3:/opt/openstack # ovs-vsctl show > afc8ab2b-96b4-4363-b258-660efeb5f92f > Bridge br-tun > Port br-tun > Interface br-tun > type: internal > Port patch-int > Interface patch-int > type: patch > options: {peer=patch-tun} > Port "vxlan-ac1a400c" > Interface "vxlan-ac1a400c" > type: vxlan > options: {df_default="true", in_key=flow, > local_ip="172.26.64.13", out_key=flow, remote_ip="172.26.64.12"} > Bridge br-int > fail_mode: secure > Port int-br-ex > Interface int-br-ex > type: patch > options: {peer=phy-br-ex} > Port "qvo020cae33-fb" > Interface "qvo020cae33-fb" > Port br-int > Interface br-int > type: internal > Port patch-tun > Interface patch-tun > type: patch > options: {peer=patch-int} > Bridge br-ex > Port phy-br-ex > Interface phy-br-ex > type: patch > options: {peer=int-br-ex} > Port br-ex > Interface br-ex > type: internal > Port "eth0" > Interface "eth0" > ovs_version: "2.1.3" > > mngmt3:/opt/openstack # brctl show > bridge name bridge id STP enabled > interfaces > docker0 8000.56847afe9799 no > qbr020cae33-fb 8000.bea5fc15ea51 no > qvb020cae33-fb > > tap020cae33-fb > > mngmt3:/opt/openstack # ovs-ofctl dump-flows br-int > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=245697.535s, table=0, n_packets=25253, > n_bytes=8125454, idle_age=10, hard_age=65534, priority=1 > actions=NORMAL > cookie=0x0, duration=245696.905s, table=0, n_packets=59, > n_bytes=3540, idle_age=1680, hard_age=65534, priority=2,in_port=1 > actions=drop > cookie=0x0, duration=245697.516s, table=23, n_packets=0, n_bytes=0, > idle_age=65534, hard_age=65534, priority=0 actions=drop > > mngmt3:/opt/openstack # ovs-ofctl dump-flows br-tun > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=245702.144s, table=0, n_packets=2, n_bytes=180, > idle_age=65534, hard_age=65534, priority=0 actions=drop > cookie=0x0, duration=245702.152s, table=0, n_packets=25251, > n_bytes=8125274, idle_age=15, hard_age=65534, priority=1,in_port=1 > actions=resubmit(,2) > cookie=0x0, duration=245701.592s, table=0, n_packets=1, n_bytes=90, > idle_age=65534, hard_age=65534, priority=1,in_port=2 > actions=resubmit(,4) > cookie=0x0, duration=245702.127s, table=2, n_packets=25251, > n_bytes=8125274, idle_age=15, hard_age=65534, > priority=0,dl_dst=01:00:00:00:00:00/01:00:00:00:00:00 > actions=resubmit(,22) > cookie=0x0, duration=245702.136s, table=2, n_packets=0, n_bytes=0, > idle_age=65534, hard_age=65534, > priority=0,dl_dst=00:00:00:00:00:00/01:00:00:00:00:00 > actions=resubmit(,20) > cookie=0x0, duration=245702.118s, table=3, n_packets=0, n_bytes=0, > idle_age=65534, hard_age=65534, priority=0 actions=drop > cookie=0x0, duration=245702.110s, table=4, n_packets=1, n_bytes=90, > idle_age=65534, hard_age=65534, priority=0 actions=drop > cookie=0x0, duration=245702.101s, table=10, n_packets=0, n_bytes=0, > idle_age=65534, hard_age=65534, priority=1 > actions=learn(table=20,hard_timeout=300,priority=1,NXM_OF_VLAN_TCI[0..11],NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],load:0->NXM_OF_VLAN_TCI[],load:NXM_NX_TUN_ID[]->NXM_NX_TUN_ID[],output:NXM_OF_IN_PORT[]),output:1 > cookie=0x0, duration=245702.093s, table=20, n_packets=0, n_bytes=0, > idle_age=65534, hard_age=65534, priority=0 actions=resubmit(,22) > cookie=0x0, duration=245702.084s, table=22, n_packets=25251, > n_bytes=8125274, idle_age=15, hard_age=65534, priority=0 actions=drop > > When I start a VM, it sends DHCP broadcast which never reaches br-tun. > Here is what I see: > 1. tcpdump on tap020cae33-fb, which is the VM's interface on the host, > shows outgoing DHCP broadcasts. > 2. Those also show up in qbr020cae33-fb, qvb020cae33-fb and br-int > 3. No traffic shows up in br-tun > > From the FAQ, I do understand that two bridges connected by patch > ports is equivalent to a single bridge. So I expected traffic to show > up on br-tun. > > How should I debug this? > > Thanks _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
