什么是性能调优？
Performance tuning of web solutions.
Web解决方案的性能调整。
Builds baselines for performance tuning.
构建性能调整的基线。
Performance tuning and regular maintenance.
性能调整以及常规维护。
WebSphere performance tuning is a big topic.
WebSphere性能调试是一个很大的话题。
Performance tuning is ideally an iterative task.
性能调整在理论上是一项迭代任务。
Minimize performance tuning of data access tasks.
将数据访问任务的性能调优降到最低。
Performance tuning and regular maintenance tools.
性能协调以及常规维护工具。
Performance tuning is, therefore, a very critical task.
因此，性能调优是一项非常关键的任务。
Performance tuning is a continuous process for every DBA.
性能调优对于每个DBA 都是一个持续的过程。
Functional indexes can be a powerful performance tuning tool.
函数索引是一种强大的性能调优工具。
That's what makes performance tuning as challenging as it is.
这就是让性能优化变得如此具有挑战性的原因。
This is also useful to DBAs or performance tuning specialists.
它对于DBA或性能调优专家也很有用。
You should start with a top-down approach to performance tuning.
您应该采用至上而下的性能调优方法。
One important note: performance tuning is very system specific.
一项重要说明：性能调优与系统具有密切关系。
Performance tuning is always a priority task for administrators.
对管理员而言，性能优化始终是一项高优先级任务。
It also provides for many changes with respect to performance tuning.
它还针对性能优化提供了许多改进。
The aim in performance tuning is to make the application do less work.
性能优化的目标是减少应用程序的工作。
You should consider them as an integrated system in performance tuning.
您应该把它们当作性能调整中一个完整的系统。
The second article will focus on usage examples and performance tuning.
第二篇文章将着重于用法示例和性能调优。
This part of analysis (performance tuning) is as much an art as science.
这部分的分析(性能调优)既是一门科学，又是一门艺术。
For example, you are doing performance tuning work for an application.
例如，假设您正在进行应用程序性能调优。
You will see that performance tuning is much more than actual tuning itself.
您将看到，性能调优远不只是实际的调优工作本身。
Performance tuning has one overall goal: To get the most from your hardware.
性能调优的总体目标是充分发挥硬件的潜力。
All these features make performance tuning much easier than other strategies.
所有这些特性让该策略的性能调优要比其他策略容易得多。
The essence of performance tuning is to obtain greater efficiency of resources.
性能调优的本质就是获得更高的资源效率。
The goal of performance tuning is to improve the output based on certain hardware.
性能调优的目的是改进特定硬件的输出。
IBM wins out in performance tuning, because by far it is the most intuitive to use.
IBM在性能调优方面占据优势，到目前为止它的性能调优方法是最直观的。
Additionally, each LDAP directory vendor supports a mechanism for performance tuning.
另外，每个LDAP目录提供商都支持性能调优机制。
Coding and performance tuning are also different processes requiring different skills.
编码和性能优化也是需要不同技能的不同过程。
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