这种策略把集群分成比较小的集群，以避免达到内存和带宽的极限。
This is where you break your cluster into smaller ones to avoid hitting these memory and bandwidth limits.
其他策略：使用dslreports.com/speedtest评估你的互联网速度；如果它达不到你所支付的带宽，要求免费升级。
Other tactics: Measure your Internet speed, using dslreports.com/speedtest; if it is less than what you are paying for, ask for a free upgrade.
下一个例子中配置了3个策略（policy）map-bar，baz，和poli，在bar策略map和baz策略map中，带宽是按照百分比分配的，然而，poli策略map，带宽是指定kbps的
In the policy map called bar and the policy map called baz, the bandwidth is specified by percentage. However, in the policy map called poli, bandwidth is specified in kbps.
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