多数平台服务的监视和管理在默认情况下都是开启的(性能影响最小)，所以只需要连接应用程序与J MX客户机即可。
Monitoring and management for most of the platform services are turned on by default (the performance impact is minimal), so it is just a matter of connecting to the application with a JMX client.
一些人只对计算机报警感兴趣，一些人需要监视性能指标，一些人需要作业分析，其他人只希望知道某些服务或应用程序是否在运行。
Some people are interested only in machine alerting, others in performance metrics, others in job profiling, and others just want to know if certain services or applications are running.
监视和统计系统调用的功能不仅有助于进行故障排除，还有助于理解应用程序配置如何对性能产生影响。
The ability to watch and count system calls is helpful not only for troubleshooting, but also for understanding how application configuration affects performance.
这一部分包含用C编码的几个示例，它们将说明构建有效的自定义性能监视应用程序所需的许多关键要素和函数。
This section contains several coding examples in c, illustrating a number of key principles and functions needed to build an effective custom performance monitoring application.
该工具由运行时库和前端图形用户界面组成，前者必须在启动所要监视的应用程序时加载，后者可以显示结果和性能分析。
The tool consists of a runtime library that must be loaded at startup with the application you wish to monitor and a front-end graphical user interface that displays the results and performs analysis.
本文帮您提前计划好用Nagios改进Ajax应用程序的监视和性能，Nagios是远程服务器上的一种开源主机、服务和网络程序。
This article helps you to plan ahead to improve the monitoring and performance of your Ajax applications with Nagios, an open source host, service, and network program on remote servers.
图3是一幅JConsole的截屏，显示了Glassbox Inspector监视duke书店示例应用程序性能的情况。(请参阅参考资料)。
Figure 3 is a screenshot of the JConsole showing data from the Glassbox Inspector monitoring the performance of the Duke's Bookstore sample application (see Resources).
迄今为止，我构建了一个核心的监视基础设施，可以系统地跟踪应用程序的性能、测量servlet操作中的数据库活动。
Thus far, I've built up a core monitoring infrastructure that can systematically track application performance and measure database activity within a Servlet operation.
RPM为运行在服务器上或者云中的web应用程序提供了性能监视和分析的功能。
RPM offers performance monitoring and analysis for web applications running on premises or in the cloud.
每个生产环境和性能测试环境都必须具有某些应用程序监视策略，并应使用一些监视工具，如ITCAM forWebSphere。
Every production and performance test environment must have some application monitoring strategy and should use monitoring tools, such as ITCAM for WebSphere.
WebSphereXD产品本身可以监视应用程序服务器及其运行时环境，并进行必要的调整，为高优先级应用程序提供维护性能所需的资源。
The WebSphere XD product itself monitors the application servers and their run time environment, and makes adjustments to give priority applications the resources they need to maintain performance.
多数基于Web的应用程序要做相当数量的数据库工作，所以对查询和其他数据库请求进行监视就成为性能监视中特别重要的领域。
Most Web-based applications do a significant amount of database work, making monitoring queries and other database requests an especially important area for performance monitoring.
开发迭代产生应用程序的可部署工作版本(应用程序的工作构建)后，业务分析人员可以通过跟踪关键性能指标(Key Performance Indicator,KPI)来监视系统的实时性能。
After a development iteration produces a deployable, working build of the application, business analysts can monitor the live performance of the system by tracking key performance indicators (KPIs).
如果您要避免收集有关应用程序加载时间的数据，或在进程达到某个特定状态时监视进程的性能，您可以使用此方法来分析进程。
You can use this method to profile a process when you want to avoid gathering data about application load time, or to monitor the performance of a process after it reaches a specific state.
如果您要避免收集有关应用程序加载时间的数据，或在进程达到某个特定状态时监视进程的性能，您可以使用此方法来分析进程。
You can use this method to profile a process when you want to avoid gathering data about application load time, or to monitor the performance of a process after it reaches a specific state.
应用推荐