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Lessons (5)

• Resources, QoS and Scheduling Control

  How the scheduler decides where pods run, and how requests, limits, affinity, taints and disruption budgets shape it …

• Internals, Upgrades, Resilience and Interview Questions

  … Taints vs node affinity? Taints repel pods from nodes unless tolerated; affinity attracts pods to nodes. Dedicated node …

• StatefulSets, DaemonSets, Jobs and CronJobs

  … Exists also run on tainted nodes containers: - name: agent image: fluent/fluent-bit:3.1 New node joins …

• Troubleshooting Playbook

  … requests or add nodes node(s) had untolerated taint Missing toleration Add toleration or use other nodes didn …

• Drift, Troubleshooting, and Disaster Recovery

  … Prefer this to the older taint workflow. -target is an exceptional recovery tool. It produces a partial view …