Existing optimization techniques should also be considered as part of a holistic optimization and tuning analysis of your application's performance profile (see sidebar).

已有的优化技术也应作为整体优化和应用性能特性调整分析的一部分来考虑。(见下)。

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The example in Listing 13 shows an XISCAN guideline in the context of a complete optimization profile.

清单13中的示例展示了以完整优化概要文件为上下文的XISCAN准则。

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The guideline in the profile typically overrides the general optimization for the application settings, therefore giving good control of plan evaluation to the profile.

概要文件中的指南通常覆盖用于应用程序设置的常规优化，从而使概要文件能够更好地控制计划评估。

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