The downside of database mirroring is the need for double the total disk capacity than with a cluster.
数据库镜像的不足之处是，需要的总磁盘容量是群集的两倍。
The capacity column gives a percentage calculation of how much disk space out of the total size has actually been used.
capacity列提供了总大小中已使用的磁盘空间所占的百分比。
The capacity column gives a percentage calculation of how much disk space out of the total size has actually been used.
capacity列提供了总大小中已使用的磁盘空间所占的百分比。
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