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You want to update your Kafka cluster managed by Strimzi to use persistent storage instead of ephemeral. Which YAML snippet correctly changes the Kafka storage to persistent with 10Gi volume size?

hard📝 Best Practice Q15 of 15
Kafka - Kubernetes and Cloud Deployment
You want to update your Kafka cluster managed by Strimzi to use persistent storage instead of ephemeral. Which YAML snippet correctly changes the Kafka storage to persistent with 10Gi volume size?
Astorage: type: persistent-claim size: 10Gi
Bstorage: type: persistent-claim volumeClaimTemplate: spec: resources: requests: storage: 10Gi
Cstorage: type: persistent size: 10Gi
Dstorage: persistentVolume: size: 10Gi
Step-by-Step Solution
Solution:
  1. Step 1: Understand Strimzi persistent storage syntax

    Strimzi uses persistent-claim type with a volumeClaimTemplate to define PVC size.
  2. Step 2: Identify correct YAML structure

    storage: type: persistent-claim volumeClaimTemplate: spec: resources: requests: storage: 10Gi correctly uses volumeClaimTemplate.spec.resources.requests.storage: 10Gi to request 10Gi persistent volume.
  3. Final Answer:

    storage: type: persistent-claim volumeClaimTemplate: spec: resources: requests: storage: 10Gi -> Option B
  4. Quick Check:

    Persistent storage needs volumeClaimTemplate with size [OK]
Quick Trick: Use volumeClaimTemplate for persistent storage size in Strimzi [OK]
Common Mistakes:
MISTAKES
  • Using 'size' directly under storage without volumeClaimTemplate
  • Using wrong storage type like 'persistent'
  • Confusing persistentVolume with persistent-claim

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