注册表正用于服务调用的动态路由(比如,故障转移、负载平衡和应用程序分区)吗?
Is the registry being used for the dynamic routing of service calls (e.g., for failover, load balancing, and application partitioning)?
这使应用程序分区能够执行更多的操作,或者使服务器能够用相同的物理内存运行更多的分区。
This enables an application partition to do significantly more work or enable a server to run more partitions with the same physical amount of memory.
应用程序WPAR只是一些临时对象;在启动进程时创建它们,在应用程序分区中的最后一个进程结束时销毁它们。
Application WPARs are only temporary objects; they are created when the process is started and destroyed when the last process within that application partition ends.
这些只是临时对象,它们实际会在应用程序分区的最后一个进程结束时消失,因此更适合用于执行进程,而不适合执行整个应用程序。
These are only temporarily objects; they actually disintegrate when the final process of the application partition ends, and as such, are more geared to execute processes than entire applications.
检索满足以下条件的目录服务器:已为当前站点注册了特定于站点的DNS记录,或已为应用程序分区注册了非特定于站点的DNS记录。
Retrieves the directory servers that have registered either a site-specific DNS record for the current site or a non-site-specific DNS record for the application partition.
协调分区之所以被这样称呼,是因为运行在它上面的、与应用程序通信的协调代理。
The coordinator partition is called what it is because of the coordinator agent that runs on it, communicating with the application.
协调分区与应用程序运行在同一个数据库分区上,或者,对于远程应用程序,协调分区运行在应用程序所连接的那个数据库分区上。
The coordinator partition runs on the same database partition as the application, or in the case of a remote application, the database partition to which that application is connected.
协调分区与应用程序运行在同一个数据库分区上,或者,对于远程应用程序,协调分区运行在应用程序所连接的那个数据库分区上。
The coordinator partition runs on the same database partition as the application, or, in the case of remote applications, the database partition to which that application is connected.
默认情况下,每个处理单元使用三个线程,由于这个配置将复制到每个分区,该配置对许多类型的应用程序都比较理想。
By default, each processing unit USES three threads, and since this is replicated for each partition, it would likely be ideal for many types of applications.
分区应用程序的用途是将单个逻辑请求分解为多个较小的分区。
The purpose of the partition application is to break a single logical request into several smaller partitions.
而且因为切分是在应用程序层面进行的,您可以对不支持常规分区的数据库进行切分处理。
And because sharding is done at the application layer, you can do it for databases that don't support regular partitioning.
该应用程序的多个实例可以使用并行作业管理器(PJM)来进行分派,其中各个分区处理不同的数据部分。
Multiple instances of that application can be dispatched using the Parallel Job Manager (PJM), where each partition processes a different section of the data.
只要分区数多于机器数,那么增加机器就可以使此应用程序运行得更快。
So long as there are more partitions than boxes, then adding boxes will make this application run faster.
为获得最佳性能,客户机应用程序需要被路由到存放目标数据的分区。
For optimal performance, the client application needs to be routed to the partition that houses the target data.
您需要根据应用程序的业务流程,确定用正确的分区键划分哪些表。
Based on your application's business processes, you need to identify which tables to partition with the correct partitioning key.
其焦点在应用程序的迁移上,但同时也介绍了针对分区数据库的设计、配置和操作考虑。
The focus is on application migration, but design, configuration, and operational considerations for a partitioned database is also covered.
对于这种多租户的架构,数据和配置被虚拟分区,以使每个客户组织都能处理一个虚拟的应用程序实例。
With a multi-tenant architecture, data and configuration is virtually partitioned to allow each client organization to work with a virtual application instance.
在执行应用程序期间,当为一个逻辑分区分配物理cpu失败的时候,这种透明性的意义非常重大。
This transparency is significant when a physical CPU allocated to a logical partition fails in the midst of an executing application.
分区数据库可以维护大量数据,并可以为新的应用程序提供机会。
A partitioned database can maintain very large amounts of data and can open opportunities for new applications.
有状态应用程序依赖于连接到特定的分区。
Stateful applications rely on connecting to a specific partition.
下面的表格介绍了动态应用程序迁移和分区迁移之间的一些基本区别。
The table below shows some basic differences between Live Application Mobility and Partition Mobility.
我们定义了动态应用程序迁移和动态分区迁移之间的区别。
We defined the differences between Live Application Mobility and Live Partition Mobility.
这是AIXV6.1中另一个重要的新特性,它允许客户机在不停止应用程序或WPAR的情况下重新定位整个工作负载分区。
This is another important new feature of AIX V6.1, which allows clients to relocate entire workload partitions without shutting down the application or WPAR.
问:分区可以如何改进应用程序性能?
Question: How can partitioning improve application performance?
这些应用程序通常使用可以显著改进性能的技巧,例如分区、多线程以及通过缓存进行写入。
Such applications typically use tricks that can greatly improve performance, such as partitioning, multi-threading, and write through caching.
应用程序工作负载分区:它们并不提供系统WPAR那样的高度虚拟化的系统环境。
Application workload partitions: Do not provide the highly virtualized system environment offered by system WPARs.
AIX 6.1支持两种类型的工作负载分区:应用程序WPAR和系统WPAR。
AIX 6.1 supports two types of workload partitions, Application WPAR and System WPAR.
发生这一问题的原因在于数据库内的索引锁定或锁存(例如事务处理日志周围的索引锁定或锁存),直到该应用程序使用分区数据库为止。
This happens because the index locks or latches within the database (such as those surrounding the transaction log) until the application is using a partitioned database.
第一个API是sqlugtpi,它让应用程序可以获得一个表的分区信息。
The first, sqlugtpi, lets your application get the partitioning information for a table.
标记为“Report”的分区是事务服务器的姊妹应用程序(sister-application),它将生成财务报表。
The partition labeled "Report" is the sister-application to the transactional server and it generates financial reports.
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