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Banner: Karpenter consolidation restarted pods every few minutes, disruption budgets and do-not-disrupt

DevOps & CI/CD Bug Report

Karpenter consolidation restarted our pods every few minutes: disruption budgets and do-not-disrupt

Priya Raghavan · Feb 20, 2025 · 7 min read

After upgrading to Karpenter v1 with WhenEmptyOrUnderutilized consolidation, our EKS cluster replaced nodes constantly and long-running pods were evicted every few minutes. How we read Karpenter's events, tuned consolidateAfter and disruption budgets, and protected jobs that must not be interrupted.