What is the 5-Why methodology used in this skill?

It is a systematic technique to drill down into the cause-and-effect relationships of a problem by asking 'Why' five times, moving from symptoms to the fundamental root cause.

Can this skill help with environment-specific issues?

Yes, its investigation workflow includes gathering context for environment details, recent changes, and related components to identify infrastructure or configuration-based root causes.

When is the best time to activate the Root Cause Investigator?

Activate it whenever you encounter 'it's not working' scenarios, such as build failures, test regressions, performance degradation, or unexpected integration behaviors.

Does this skill provide immediate code fixes?

The primary goal is investigation and identification. It prioritizes understanding the fundamental cause over proposing quick fixes to ensure the eventual solution is robust and permanent.

Root Cause Investigator

Name: Root Cause Investigator
Author: umputun

byumputun

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174

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安全与测试

Implements a systematic 5-Why methodology to identify fundamental root causes of software errors, performance issues, and system failures.

The Root Cause Investigator skill provides a structured framework for Claude to diagnose complex technical issues beyond their surface symptoms. By applying the rigorous 5-Why analysis, it guides the investigation through progressive layers—from immediate symptoms to process, system, design, and ultimately the fundamental root cause. This skill is essential for developers facing persistent bugs, intermittent race conditions, or integration failures that require a methodical, evidence-based approach rather than trial-and-error troubleshooting.

主要功能

01Methodical workflow to prevent solution bias

02Identification of deep architectural and process-level flaws

03Systematic 5-Why methodology implementation

04174 GitHub stars

05Reference-based pattern matching for common failure modes

06Structured evidence gathering and context documentation

使用场景

01Investigating sudden performance degradation or resource exhaustion

02Debugging intermittent production errors or race conditions

03Analyzing complex build or CI/CD pipeline failures

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add umputun/cc-thingz root-cause-investigator

For use in Claude.ai and ChatGPT

Download Skill