Be careful when designing hierarchal networks that you do not oversubscribe too much.
在设计层次化网络时，一定要注意，不要太保守。
2
We're also using a good deal of thin-provisioning in storage to be able to oversubscribe our storage space.
存储方面，我们还大量使用了瘦分区来超额认购存储空间。
3
So we've been working on a multi-tier storage strategy to thin-provision or oversubscribe, and that has already been working extremely well in our existing datacenters.