fails with start neutron-openvswitch-agent returned 6 问题解决
运行出现的问题:WelcometothePackstacksetuputilityTheinstallationlogfileisavailableat:/var/tmp/packstack/20160802-150952-n_grQs/openstack-setup.logInstalling:CleanUp[DONE]Discoveringipprotocolversion[DONE]Sett