I found the problem: my RabbitMQ cluster not work well after network outage/partition. I restart RabbitMQ cluster and everything ok now!
BR, On Wed, Oct 16, 2013 at 4:41 PM, Chu Duc Minh <[email protected]> wrote: > Hi, I'm using VLAN, not GRE. > (However, I check firewall, it does not block anything) > > > On Wed, Oct 16, 2013 at 4:32 PM, Robert Collins <[email protected] > > wrote: > >> 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 >> > >
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