What are minimal cut sets in Fault Tree Analysis?

Minimal cut sets are the smallest combinations of basic events that, if they all occur, guarantee the top-level failure. They represent the most critical vulnerabilities in your system.

Does this skill support quantitative reliability analysis?

Yes, if you provide failure rates for individual components, the skill can apply Boolean algebra to calculate the mathematical probability of the top-level failure event.

What is the main difference between FTA and FMEA?

FTA is a deductive, top-down approach that starts with a known failure to find causes, whereas FMEA is an inductive, bottom-up approach that examines components to predict failures.

Can I use this skill for software cluster outages?

Yes, it is highly effective for analyzing complex cloud environments, server clusters, and API availability issues by mapping dependencies and failure gates.

Fault Tree Analysis

Name: Fault Tree Analysis
Author: lev-os

bylev-os

0•

セキュリティとテスト

Performs top-down deductive root cause analysis to identify system vulnerabilities and failure paths using Boolean logic.

Fault Tree Analysis (FTA) provides a rigorous framework for decomposing complex system failures into their constituent parts. By starting with an undesired 'top event' and working backward through Boolean AND/OR logic gates, this skill enables developers and engineers to map out critical paths, identify single points of failure, and calculate the probability of system-wide outages. It is particularly effective for post-mortem investigations and validating redundancy requirements in high-stakes environments like cloud infrastructure, aerospace, or medical software development.

主な機能

01Deductive root cause mapping using Boolean logic gates (AND/OR)

02Visual logic modeling for clear communication with technical stakeholders

03Systematic decomposition from top-level events to basic component failures

04Quantitative failure probability calculation for system-level events

050 GitHub stars

06Identification of minimal cut sets to isolate critical vulnerabilities

ユースケース

01Calculating reliability metrics for complex distributed software architectures

02Validating system redundancy and identifying single points of failure during design

03Conducting deep-dive post-mortems for critical service or API outages

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add lev-os/agents fault-tree-analysis

For use in Claude.ai and ChatGPT

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