> This may be getting close to the issue. I don't see any interfaces > anything like that. I'm seeing two different types of bride states on > my compute nodes, which suggest something's wrong there. On the > compute node hosting the 'bad' instances and many other nodes as well > I see: > > bridge name bridge id STP enabled interfaces > br-int 0000.da8ae1f32b4f no > int-eth1-br > tap217f1525-a7 > tap2216c86e-aa > tap95f49c26-c5 > tap9cf1249f-19 > tapa35c07ef-ef > tapdcc2d3c6-d6 > tapdebc0ece-86 > tapf1cf3384-6d > br-tun 0000.f66f85d4f940 no > eth1-br 0000.60eb69dc46df no eth1 > phy-eth1-br > virbr0 8000.000000000000 yes > > But a minority of systems show: > > ovs-system 0000.6e7205af2054 no br-int > br-tun > eth1 > eth1-br > int-eth1-br > phy-eth1-br > tap0a7aca16-ad > tap4ff9d951-c1 > tap4ffca4ce-00 > tap892a01b4-93 > tapf6ddeaf5-f4 > virbr0 8000.000000000000 yes >
I hope I didn't throw a red herring at you. Are you using the LibvirtHybridOVSBridgeDriver in nova.conf? If so, then you should see the bridge structure I described. Do you happen to be using ovs and brcompat?
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