These counters are maintained automatically at the storage layer without requiring any switch.
这些计数器将在存储层上自动维护，不需要进行任何切换。
2
This takes a little while to switch all of your plastic storage containers over to ceramic, glass or stainless steel but its definitely worthwhile.
把你所有的塑料存储容器换成陶瓷的，玻璃的，或者不锈钢的你会浪费你一点时间。但这绝对是值得的。
3
Connecting storage to the cluster can be direct or through a storage area network (SAN) switch, either by fiber, copper, or a mixture of the two (see Figure 1).