The answer is the super cluster.
答案就是超级集群。
A super cluster might be considered when.
对于以下情况，可以考虑使用超级集群。
The ODR can only support routing HTTP protocol for a super cluster.
ODR只能对超级集群使用路由HTTP协议。
There are restrictions and limitations with any super cluster topology.
任何超级集群拓扑结构都具有局限性。
For a super cluster, the proxy can only support routing HTTP protocol.
对于超级集群，代理只支持路由HTTP协议。
The secure proxy can only support routing HTTP protocol for a super cluster.
安全代理只能够支持超级集群的路由HTTP协议。
The members of the proxy cluster forward requests to the members of the super cluster.
代理集群的成员将把请求转发给超级集群的成员。
As mentioned earlier, various kinds of routers can be used in a super cluster topology.
如前所述，在超级集群拓扑结构中可以使用各种各样的路由器。
Congratulations, you now have a proxy server distributing requests across a super cluster!
祝贺您，您现在已经可以使用代理服务器在超级集群间分发请求了。
As mentioned in Part 1, there are restrictions and limitations with any super cluster topology.
如第1部分所述，任何超级集群拓扑结构都存在限制和局限性。
Other items to consider when using WebSphere eXtreme Scale with a super cluster topology include.
在结合使用WebSphereeXtremeScale和超级集群拓扑结构时需要考虑的其他事项包括。
The basic steps involved in configuring a super cluster topology with the HTTP plug-in router are.
配置使用HTTP插件路由器的超级集群拓扑结构的基本步骤包括。
Here are some additional items to keep in mind when using a secure proxy to route across a super cluster.
在使用安全代理实现跨超级集群路由时，需要考虑下面几个其他事项。
This will allow you to use the heap space of all the JVMs in the super cluster to form an extremely large grid space.
这将允许您使用超级集群中所有JVM的堆空间来形成一个庞大的网格空间。
All super cluster options have some limitations, but the restrictions might be appropriate depending on the given scenario.
所有超级集群选项都存在某些限制，但是对于给定的场景，这些限制可能是必要的。
For this example, if you have completed that task, then you're ready to distribute client requests across the super cluster.
对于本例，如果您已经完成了映射任务，那么现在就可以开始在超级集群间分发客户机请求了。
Now, let’s examine some reasons why you might want to use of both types of routers together with your super cluster topology.
现在，让我们看看在什么情况下需要对超级集群拓扑结构结合使用这两种路由器类型。
Assuming the use of the familiar HTTP plug-in router, the resulting super cluster topology would look something like Figure 6.
假设使用的是熟悉的HTTP插件路由器，生成的超级集群拓扑结构类似于图6。
The proxy server will automatically route HTTP requests to all members of the super cluster, while maintaining session affinity.
代理服务器将自动把HTTP请求路由到超级集群中的所有成员，同时维护会话的亲缘性。
The need for a super cluster does not occur in everyday practice, but should it happen for HTTP clients, it can be addressed.
对超级集群的需求并不会出现在日常的实践中，但是它会出现在HTTP客户机中，这种需求可以得到满足。
The best way to understand how a secure proxy can be used to route requests across a super cluster is to look at a simple example.
要理解如何使用安全代理在超级集群之间路由请求，最好的办法是查看一个简单的示例。
So far, you have seen how to configure a super cluster topology when the router is either the HTTP plug-in or the proxy server.
目前为止，您已经了解了在使用HTTP插件或代理服务器作为路由器时如何配置超级集群拓扑结构。
All super cluster options have some limitations, but the restrictions might very well be appropriate, depending on the scenario.
所有超级集群都存在某种限制，但是根据具体的场景，某些限制可能是非常有必要的。
The proxy server will automatically route HTTP requests to all members of the super cluster, while maintaining session affinity.
代理服务器将自动把HTTP请求路由到超级集群中的所有成员，同时维护会话的亲缘性。
The principle of the super cluster depends heavily on the request forwarding capabilities of various routers involved in the topologies.
超级集群的原理主要依赖于拓扑结构中涉及的各种路由器的请求转发能力。
A super cluster is a hierarchical cluster that you can think of as a generalization of the classic WebSphere Application Server cluster.
超级集群就是指一种具有层次结构的集群，您可以将其看作是典型WebSphereApplication Server集群的一般化。
The type of router that is used to distribute client requests directly influences the use of a super cluster and its associated limitations.
用于分发客户机请求的路由器的类型直接影响超级集群的应用和相关限制。
This section explains how you can set up and configure a super cluster when the router used is the WebSphere Application Server HTTP plug-in.
本节介绍了如何设置和配置超级集群，使用的路由器为WebSphereApplicationServerHTTP插件。
Notice the similarity of this topology with the topology described in Part 1 for using both the HTTP plug-in and proxy servers with a super cluster.
注意这个拓扑结构与第 1部分描述的拓扑结构的相似性，后者对超级集群同时使用了HTTP插件和代理服务器。
For uniform load balancing across all the members of the super cluster, you can change the LoadBalanceWeight attributes of the super cluster members.
要在超级集群的所有成员之间实现均衡的负载平衡，可以修改超级集群成员的loadbalanceweight属性。
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