We saw a similar thing in TripleO on Fedora machines with GRE blocked by host firewalls. You might check that GRE packets are permitted.
-Rob On 16 October 2013 22:26, Chu Duc Minh <[email protected]> wrote: > I use Quantum with VLAN and ip networknamespace. > After update some packages, all cloud instances lost connectivity. > > I run "ovs-vsctl show" and "ovs-ofctl dump-flows br-int" on both > quantum-node and compute-node to check. > In Quantum node, everything is ok. > root@quantum:/etc/init.d# ovs-ofctl dump-flows br-int > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=3284.199s, table=0, n_packets=33404, n_bytes=2134467, > priority=2,in_port=156 actions=drop > cookie=0x0, duration=3199.3s, table=0, n_packets=1593, n_bytes=101952, > priority=3,in_port=156,dl_vlan=101 actions=mod_vlan_vid:14,NORMAL > cookie=0x0, duration=3090.599s, table=0, n_packets=1539, n_bytes=98496, > priority=3,in_port=156,dl_vlan=114 actions=mod_vlan_vid:23,NORMAL > cookie=0x0, duration=3125.8s, table=0, n_packets=4036, n_bytes=257248, > priority=3,in_port=156,dl_vlan=4 actions=mod_vlan_vid:21,NORMAL > v.v... > > But in compute node, all my flows disappear: > root@compute-01:~# ovs-ofctl dump-flows br-int > NXST_FLOW reply (xid=0x4): > cookie=0x0, duration=604.009s, table=0, n_packets=12897, n_bytes=823626, > priority=2,in_port=1 actions=drop > cookie=0x0, duration=604.591s, table=0, n_packets=0, n_bytes=0, priority=1 > actions=NORMAL > > I restarted nova-compute, quantum-plugin-openvswitch-agent. Also reboot > compute node. > But nothing can help. > > I checked log and did not found any error. > Do you know a quick fix for situation like that? > > Thank you very much! > > > _______________________________________________ > Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : [email protected] > Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > -- Robert Collins <[email protected]> Distinguished Technologist HP Converged Cloud _______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : [email protected] Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
