http://dockone.io/article/237
http://blog.cloud66.com/docker-with-overlayfs-first-impression/
http://how-to.wikia.com/wiki/How_to_configure_the_Linux_kernel/net/bridge
modprobe bridge
dm_thin_provision_target
nf_nat
dm_uevents
原文：http://www.cnblogs.com/jvava/p/4842079.html