Comment 2 for bug 1590941

Neutron server does not work properly:

2016-06-09 11:10:23.852 26330 WARNING neutron.db.agents_db [req-bef07c0a-4306-4c38-8e00-02604fd845f9 - - - - -] Agent healthcheck: found 7 dead agents out of 9:
                Type Last heartbeat host
  Open vSwitch agent 2016-06-09 11:08:16 node-1.test.domain.local
  Open vSwitch agent 2016-06-09 11:08:15 node-4.test.domain.local
  Open vSwitch agent 2016-06-09 11:08:11 node-3.test.domain.local
  Open vSwitch agent 2016-06-09 11:08:08 node-2.test.domain.local
      Metadata agent 2016-06-09 11:08:15 node-2.test.domain.local
            L3 agent 2016-06-09 11:08:08 node-2.test.domain.local
           DVS agent 2016-06-09 11:08:09 vcenter-vmcluster2

No access to agents over RabbitMQ.