For these scenarios, one technique that can be used to overcome the implicit cluster size limit is to define a super cluster or "cluster-of-clusters" topology.

对于这些场景，可以使用一种技巧来解决这种隐含的集群大小限制，那就是定义一个超级集群或“集群式集群”的拓扑结构。

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For these scenarios, one technique that can be used to overcome the implicit cluster size limit is to define a hierarchical cluster or "super cluster," as shown in Figure 1.

对于这些情况，可以用来克服这种潜在的集群大小限制的技巧就是定义一个具有层次结构的集群，即“超级集群”，如图1所示。

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In the next part of this series, I will discuss the common scenarios, the relevant solution patterns for these scenarios, and will look at the most common issues affecting these scenarios.

在这个系列的下一个部分中，我将讨论一些通用的场景，以及与这些场景相关的解决方案模式，同时指出影响这些场景最一般的问题。

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However, market watchers said there are potential price-positive scenarios for natural gas, but these scenarios are unlikely to show up in 2012.

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While these scenarios call for no further retirement savings to boost income, pre-retirees should strive to continue contributing at least enough to qualify for an employer match in their 401(k) plans, if available.

FORBES: Delaying Retirement, But Not Your Retirement Dreams

Defense Secretary Chuck Hagel has asked Pentagon war planners to draw up contingency plans for these and other "worst case scenarios, " officials have said.

WSJ: Gains by Syrian Army, Hezbollah Renew Pressure on U.S.