Elasticsearch - Performance and Scaling
You want to optimize storage costs by moving indices to cold nodes but still allow occasional searches. Which Elasticsearch feature helps achieve this in a hot-warm-cold setup?
You want to optimize storage costs by moving indices to cold nodes but still allow occasional searches. Which Elasticsearch feature helps achieve this in a hot-warm-cold setup?
hard🚀 Application Q8 of Q15
Step-by-Step Solution
Solution:
Step 1: Identify feature for low-cost searchable storage
Index freezing reduces resource use but keeps indices searchable.Step 2: Match feature to cold node usage
Freezing indices on cold nodes allows occasional searches at low cost.Final Answer:
Index freezing -> Option DQuick Check:
Low-cost searchable = Index freezing [OK]
Quick Trick: Use index freezing for cheap searchable cold data [OK]
Common Mistakes:
MISTAKES- Confusing snapshot restore with live search
- Thinking shard allocation controls searchability
- Assuming rollover affects cold node search
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