Error Budget
An error budget is the quantified amount of unreliability a service is allowed to have while still meeting its Service Level Objective, used to balance the pace of shipping new changes against the need for stability.
8 resources across 2 libraries
Glossary Terms(4)
Site Reliability Engineering (SRE)
Site Reliability Engineering (SRE) is an engineering discipline that applies software-engineering practices to operations problems, using measurable reliabilit…
Service Level Objective (SLO)
A Service Level Objective (SLO) is a specific, measurable reliability target for a service — such as '99.9% of requests succeed in under 300ms over 30 days' —…
Service Level Agreement (SLA)
A Service Level Agreement (SLA) is a formal, often contractual commitment between a service provider and its customers that defines the level of service — such…
Error Budget
An error budget is the quantified amount of unreliability a service is allowed to have while still meeting its Service Level Objective, used to balance the pac…
Interview Questions(4)
SLA vs SLO vs SLI: What Is the Difference?
An SLI (Service Level Indicator) is a measured metric like request latency or error rate, an SLO (Service Level Objective) is the internal target you set for t…
How Do You Design Effective Alerting?
Effective alerting fires only on symptoms that indicate real, actionable user-facing impact — not on every internal anomaly — and every alert should be tied to…
What Are SLIs, SLOs, and SLAs?
An SLI (Service Level Indicator) is a measured metric of user-facing performance like request success rate, an SLO (Service Level Objective) is the internal ta…
What is an Error Budget?
An error budget is the allowed amount of unreliability a service can accumulate before breaching its SLO, calculated as 100% minus the SLO target over the meas…