ITIL问题管理和敏捷运维都喜欢使用“5个为什么”方法来进行根本原因的分析。

Both ITIL Problem Management and agile operations favor a "5 whys" approach to root cause analysis.

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执行可靠性测试和根本原因和失效分析复杂问题和系统使用适用的统计方法。

Perform reliability testing and root cause and failure analysis of complex problems and systems using applicable statistical methods.

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根本原因分析，包括使用的方法，分析和结果。

Root cause, including methodology used, analysis, and results.

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