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。

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。

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.

因此我们一直致力于一种多芯片的存储策略来进行瘦分区或超额订购，而那个在我们现有的数据中心上用得好极了。