这样内存得到释放，而且当将应用集群的时候也会有所帮助。
This frees up memory, and will help when the time comes to cluster the application tier.
这里列出的其中一些需求需要有将应用程序部署到集群中的能力。
Some of the requirements listed here apply to the ability to deploy an application in a cluster.
我们通常用在至少两台计算机上运行的应用服务器集群。
We typically have a cluster of application servers running on at least two machines.
这确保为集群中应用的每个实例创建惟一的文件名。
This ensures creation of a unique file name for each instance of the application in a cluster.
这可以防止单个应用程序消耗集群的全部资源。
This prevents a single application from consuming the entire set of cluster resources.
应用服务器(或集群)是总线的成员。
一个重要的注意事项是允许应用程序在集群环境中高效地运行。
One important consideration is allowing the application to run efficiently in a cluster environment.
虚拟化系统可以确定应用程序应在何处运行，集群应是多大以及如何路由到这些应用程序。
The virtualization system can decide where applications should run, how big the clusters should be, and how to route to those applications.
与传统集群中的应用程序部署不同，超级集群中的应用程序部署并不是一个单步过程，而是涉及到多个步骤。
Unlike application deployment in a traditional cluster, application deployment in a super cluster is not necessarily a one step process, and can be a multi-step process.
它们是可以利用非对称集群的应用程序。
These are applications that can exploit asymmetric clustering.
它通过在应用下面的堆级别进行集群而不是直接集群应用。
It does this by clustering at the heap-level underneath the application instead of clustering the application directly.
这个应用程序在应用程序集群上运行，可以通过管理控制台访问它。
This application runs on the application cluster and is accessed through the admin console.
在当前应用程序仍在运行的同时，构建并测试新的应用程序集群。
Build and test the new application cluster while the current application is still running.
基于迁移后的应用程序创建一个新的应用程序集群。
Create a new application cluster based on the migrated application.
集中式管理——能通过集中管理控制台，管理应用服务器的集群和应用的部署。
Centralized administration - manage application server clusters and application deployments from a centralized administration console.
在混合集群环境中安装应用时，该应用将同时装入所有的集群成员。
When you install an application in a mixed cluster environment, the application is installed on all the cluster members at the same time.
在本例中，安装了Heartbeat应用程序，它在集群中节点间的串行连接上运行。
In this example, the Heartbeat application is installed and run over a serial link between the nodes in the cluster.
您可以看到，在物理上，机器wemx 1拥有一个dmgr节点、一个应用程序集群成员和一个支持成员，机器wex2拥有一个应用程序集群成员和一个支持成员。
You can see that physically, machine wemx1 has one DMGR node, one application cluster member and one support member; wex2 has one application cluster member and one support member.
在将应用程序部署到集群时，请确保已将所部署到的服务器指定为应用程序集群。
When deploying applications to the cluster, ensure that the server to which you are deploying is specified as the application cluster. For example.
每个集群中实例的配置都是一样的，这样就可以一键将Web应用部署到集群中了。
The instances within a cluster are homogeneously configured allowing a single-click deployment of web applications to the cluster.
第 1部分介绍集群的知识、集群节点的职责，以及应用服务器集群中节点的管理。
This installment, the first part of the series, introduces you to clustering, the responsibility of the cluster nodes, and managing the nodes in an application server cluster.
接下来同步各个必要的节点，然后重新启动应用程序集群中的每个服务器。
Now synchronize the necessary nodes and then restart each of the servers in the application clusters.
将应用程序安装到集群中。
当然，当应用程序和集群储存库争用有限的资源时，还存在许多其他交互。
Of course, there are many other interactions when applications and the cluster repository compete for limited resources.
这个调用可能看起来有点儿奇怪，但是请记住，在这个场景中应用程序集群使用一个可信的伙伴作为OP。
This call might look strange, but remember that in this scenario the focus is on a cluster of applications using a trusted partner to act as the OP.
其他参数(比如将创建的应用程序集群的数量和大小)可以通过单击这些工具箱中的属性图标来指定。
Additional parameters, such as the number and sizes of the application clusters that will be created, can be specified by clicking on the properties icon within these boxes.
确定将哪个集群用作应用程序请求的默认集群。
Determine which cluster will be used as the default for your application requests.
根据需要配置应用程序集群，以连接到迁移后的生产数据库。
Configure the application cluster to connect to the migrated production database if necessary.
ARFM尝试使运行这些应用程序的动态集群的节点避免出现超载。
ARFM will try to avoid overloading nodes with the dynamic clusters running those applications.
停止该节点上运行相应的应用程序的集群成员。
Stops the cluster members on that node that run the application.
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