Description of problem:

After overcloud deployment and lauching an instance cannot access vnc console on Horizon

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. Launch vm: nova boot --flavor 2 --image cirros vm1 --nic net-id cdf7ca35-5e97-42ea-adb4-77a5865aefb7

2. Access VNC instance on Horizon


Actual results:

Cannot see VNC console "Connection Refused"

Expected results:


Additional info:

2015-06-22 13:59:09.420 22023 TRACE nova error: [Errno 98] Address already in use
2015-06-22 13:59:09.420 22023 TRACE nova 
2015-06-22 14:22:32.574 27294 CRITICAL nova [-] error: [Errno 98] Address already in use
2015-06-22 14:22:32.574 27294 TRACE nova Traceback (most recent call last):
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/bin/nova-novncproxy", line 10, in <module>
2015-06-22 14:22:32.574 27294 TRACE nova     sys.exit(main())
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/lib/python2.7/site-packages/nova/cmd/novncproxy.py", line 49, in main
2015-06-22 14:22:32.574 27294 TRACE nova     port=CONF.novncproxy_port)
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/lib/python2.7/site-packages/nova/cmd/baseproxy.py", line 72, in proxy
2015-06-22 14:22:32.574 27294 TRACE nova     RequestHandlerClass=websocketproxy.NovaProxyRequestHandler
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/lib/python2.7/site-packages/websockify/websocket.py", line 909, in start_server
2015-06-22 14:22:32.574 27294 TRACE nova     tcp_keepintvl=self.tcp_keepintvl)
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/lib/python2.7/site-packages/websockify/websocket.py", line 699, in socket
2015-06-22 14:22:32.574 27294 TRACE nova     sock.listen(100)
2015-06-22 14:22:32.574 27294 TRACE nova   File "/usr/lib64/python2.7/socket.py", line 224, in meth
2015-06-22 14:22:32.574 27294 TRACE nova     return getattr(self._sock,name)(*args)
2015-06-22 14:22:32.574 27294 TRACE nova error: [Errno 98] Address already in use
2015-06-22 14:22:32.574 27294 TRACE nova 

Note: After changing novncproxy_host=0.0.0.0 to novncproxy_host="localip" I can login to my instances