Failed to allocate the network(s), not rescheduling
在计算节点的/etc/nova/nova.conf中添加下面两句
#Fail instance boot if vif plugging fails vif_plugging_is_fatal = False vif_plugging_timeout = 0
参考：
Failed to allocate the network(s), not rescheduling
原文：http://www.cnblogs.com/ruiy/p/5200731.html