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 <robe...@robertcollins.net>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 <chu.ducm...@gmail.com> 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 : openstack@lists.openstack.org > > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > > > > > -- > Robert Collins <rbtcoll...@hp.com> > Distinguished Technologist > HP Converged Cloud >
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