IT/DevOps English
Observability

フェイルドメインとは?

フェイルドメイン A distinct section of infrastructure, service, or application whose failure is isolated and does not impact other domains, enabling targeted fault tolerance and risk management.

Source: ITIL v4, AWS Well-Architected Framework, Kubernetes Documentation, CNCF

How is “フェイルドメイン” Used in Practice?

クラウドリージョンやアベイラビリティゾーンは障害の影響範囲を限定するために独立したフェイルドメインとして設計されています。

Certification Exam Relevance

AWS CertificationAzure CertificationITIL v4CKA/CKAD

Who Needs to Know This Term?

  • DevOps Engineers
  • SREs
  • Platform Engineers

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Frequently Asked Questions

フェイルドメインとは?

A distinct section of infrastructure, service, or application whose failure is isolated and does not impact other domains, enabling targeted fault tolerance and risk management.

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