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What will happen if a Kubernetes Deployment's pod crashes unexpectedly?

medium📝 Conceptual Q4 of 15
Microservices - Orchestration with Kubernetes
What will happen if a Kubernetes Deployment's pod crashes unexpectedly?
AKubernetes will automatically create a new pod to replace it.
BThe pod will remain crashed until manually restarted.
CThe Deployment will delete all pods.
DKubernetes will scale down the Deployment.
Step-by-Step Solution
Solution:

  1. Step 1: Understand pod crash behavior

    Pods can crash due to errors or resource issues.

  2. Step 2: Recognize Deployment self-healing

    Deployment ensures desired pod count by creating new pods if any crash.

  3. Final Answer:

    Kubernetes will automatically create a new pod to replace it. -> Option A

  4. Quick Check:

    Self-healing pod replacement = C [OK]
Quick Trick: Deployments auto-replace crashed pods to maintain service [OK]
Common Mistakes:
MISTAKES
  • Assuming manual restart is needed
  • Thinking Deployment deletes all pods on crash
  • Confusing scaling down with crash handling

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