Pavel,
why are you restarting Open vSwitch?I think these steps should work when you have to: - stop quantum-ovs-plugin-agent - stop openvswitch services - start openvswitch services - run quantum-ovs-cleanup - start quantum-ovs-plugin-agent Re, Darragh. >Message: 3 >Date: Thu, 26 Sep 2013 13:50:36 +0200 >From: Pavel Stano <[email protected]> >To: [email protected] >Subject: [Openstack] loop on network with openvswitch + vlans >Message-ID: <[email protected]> >Content-Type: text/plain; charset=ISO-8859-1; format=flowed > >Hi, > >we encountered some problem on our setup with openvswitch with multiple >nodes. >When openstack is running ok and we restart openvswitch on 2 or more >compute nodes, flow tables on br-int will be cleared and >quantum-plugin-openvswitch-agent will not re-configure it until it will >be restarted too. >Ports are still attached to br-int but without flows. >So after flows are cleared there occur loop on network. > >We want to fix it by modifing openvswitch init script to dump/load flows >when stop/start/restart, it dont do it automatically. Or another >alterantive is forcibly remove br-int when stopping openvwswitch. > >And of course automatically restart quantum-plugin-openvswitch-agent >after openvswitch restart. > >Anyone encounter same problem and/or have some better solution ? > >Thanks >-- >[ Ohodnotte kvalitu mailu: http://nicereply.com/websupport/Stano/ ] > >Pavel Stano | Troubleshooter
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