1个控制节点，1个计算节点，
启动计算节点报错
2012-11-16 17:08:51 DEBUG nova.utils [req-f86f2bdf-216e-4850-aa5b-95a5038a154b None None] Attempting to grab file lock "ensure_bridge" for method "ensure_bridge"... from (pid=2674) inner /usr/lib/python2.6/site-packages/nova/utils.py:936 2012-11-16 17:08:
启动计算节点报错
2012-11-16 17:08:51 DEBUG nova.utils [req-f86f2bdf-216e-4850-aa5b-95a5038a154b None None] Attempting to grab file lock "ensure_bridge" for method "ensure_bridge"... from (pid=2674) inner /usr/lib/python2.6/site-packages/nova/utils.py:936 2012-11-16 17:08:
