Kubernetes - Production Best Practices
Which statement best explains why etcd snapshots must be consistent and how Kubernetes ensures this?
Which statement best explains why etcd snapshots must be consistent and how Kubernetes ensures this?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand snapshot consistency
Consistent snapshots capture the exact cluster state at a point in time, preventing partial writes.Step 2: How Kubernetes/etcd ensures consistency
etcd pauses writes or uses internal mechanisms to ensure snapshot consistency during creation.Final Answer:
Snapshots capture a consistent state by pausing writes during snapshot creation -> Option CQuick Check:
Snapshot consistency = pause writes during snapshot [OK]
Quick Trick: Consistent snapshots prevent partial data saves [OK]
Common Mistakes:
- Thinking snapshots are always inconsistent
- Believing snapshots save only metadata
- Assuming Kubernetes ignores snapshot consistency
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