The difference between successful SaaS applications and those that fail is the way in which the development team responds to detrimental performance hits during load testing and profiling.

成功 SaaS 应用程序和失败应用程序之间的不同在于加载测试和分析过程中开发团队对有害性能的响应方式。

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The resource chart makes it obvious which types of assets comprise the bulk of the page load, identifying possible candidates for deferred loading or profiling (in the case of scripts).

资源图表中可以明显地看出哪种类型的资源在页面加载中比例较大，找出哪些可能需要延迟加载，或者需要进一步分析（如果是脚本类型）。

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For load testing, the CPU sampling profiling mode has very low overhead.

对于负载测试，CPU采样分析模式的开销非常小。

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