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Observability

エラーバジェット

A pre-defined, quantifiable allowance for acceptable error or downtime in a service, calculated as the difference between 100% and the target Service Level Objective (SLO). Used in SRE to balance reliability and release velocity.

Quick answer: A pre-defined, quantifiable allowance for acceptable error or downtime in a service, calculated as the difference between 100% and the target Service Level Objective (SLO). Used in SRE to balance reliability and release velocity.

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Quick answer

A pre-defined, quantifiable allowance for acceptable error or downtime in a service, calculated as the difference between 100% and the target Service Level Objective (SLO). Used in SRE to balance reliability and release velocity.

Why it matters

エラーバジェット matters because it supports clear communication in Observability contexts for DevOps Engineers, SREs, and Platform Engineers. It also connects to aviation training and exam language such as AWS Certification, Azure Certification, ITIL v4, and CKA/CKAD.

Editorial context

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Questions and answers

Questions and answers

What is エラーバジェット?

In this glossary, エラーバジェット refers to: A pre-defined, quantifiable allowance for acceptable error or downtime in a service, calculated as the difference between 100% and the target Service Level Objective (SLO). Used in SRE to balance reliability and release velocity.

How is エラーバジェット used in IT and DevOps?

In IT and DevOps communication, this term appears in contexts such as: "エラーバジェットのポリシーは、新しいデプロイを停止する前に許容できるダウンタイムの量を定義します。"

Why does エラーバジェット matter in IT and DevOps?

エラーバジェット matters because it supports clear communication in Observability contexts for DevOps Engineers, SREs, and Platform Engineers. It also connects to aviation training and exam language such as AWS Certification, Azure Certification, ITIL v4, and CKA/CKAD.

Who uses エラーバジェット?

エラーバジェット is mainly used by DevOps Engineers, SREs, and Platform Engineers.

What category does エラーバジェット belong to?

In this glossary, エラーバジェット is grouped under Observability. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ITIL v4, AWS Well-Architected Framework, Kubernetes Documentation, CNCF and published by Protermify IT/DevOps as a static IT and DevOps reference page.

Definition

A pre-defined, quantifiable allowance for acceptable error or downtime in a service, calculated as the difference between 100% and the target Service Level Objective (SLO). Used in SRE to balance reliability and release velocity.

Operational example

The error budget policy defines how much downtime is tolerable before halting new deployments.

Localized term

エラーバジェット

Localized example

エラーバジェットのポリシーは、新しいデプロイを停止する前に許容できるダウンタイムの量を定義します。

Definition language

English reference definition

Source

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

Category

Observability

Exam relevance

  • AWS Certification
  • Azure Certification
  • ITIL v4
  • CKA/CKAD

Target audience

  • DevOps Engineers
  • SREs
  • Platform Engineers

Related terms

Use the related links below to continue through connected IT and DevOps terminology.

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