IntermediatePhone
2 min
K8s Readiness vs Liveness Probes
KubernetesReliabilityTroubleshooting
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Interview Question
What is the difference between readiness and liveness probes in Kubernetes?
Key Points to Cover
- Readiness gates traffic until pod is ready; failing removes from endpoints
- Liveness restarts the container when it gets unhealthy
- Probes: HTTP/TCP/exec with initialDelay, period, thresholds
Evaluation Rubric
Explains readiness behavior34% weight
Explains liveness restart semantics33% weight
Mentions probe types and tuning33% weight
Hints
- 💡A startup probe can protect slow apps from restarts.
Potential Follow-up Questions
- ❓When to use startup probes?
- ❓Common pitfalls causing restart loops?
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