DevOps Intermediate
Error Budget¶
Error BudgetSREReliability 3 min read
Koncept error budgetu v SRE. Balance spolehlivost a rychlost.
Principle¶
SLO 99.9% = error budget 0.1% = 43 min/mesic. Mate budget? Nasazujte. Dosel? Zpomalte.
- Budget > 50% - deploy freely
- Budget 20-50% - canary releases
- Budget < 20% - jen critical fixes
- Budget = 0 - code freeze
Shrnuti¶
Error budget kvantifikuje risk appetite organizace.
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