icehouse版本
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] Traceback (most recent call last):
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] File “/usr/lib/python2.6/site-packages/nova/compute/manager.py”, line 1720, in _spawn
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] block_device_info)
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] File “/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py”, line 2253, in spawn
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] block_device_info)
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] File “/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py”, line 3663, in _create_domain_and_network
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] raise exception.VirtualInterfaceCreateException()
2014-05-26 21:58:51.514 5808 TRACE nova.compute.manager [instance: 6aa806d7-866b-4a13-a09a-1ecaf3500905] VirtualInterfaceCreateException: Virtual Interface creation failed
解决办法:修改计算节点配置文件/etc/nova/nova.conf
vif_plugging_timeout = 10
vif_plugging_is_fatal = False
原文出自： http://www.linuxqq.net/archives/1223.htm
