[Solved] What does the index.refresh_interval setting control in Elasticsearch? - Ans: How often the index makes new data searchable | Elasticsearch

Elasticsearch - Performance and Scaling

What does the index.refresh_interval setting control in Elasticsearch?

AThe number of shards in the index

BThe size limit of the index

CHow often the index makes new data searchable

DThe maximum number of replicas

Step-by-Step Solution

Solution:

Step 1: Understand the role of index.refresh_interval
This setting controls the frequency at which Elasticsearch refreshes the index to make newly indexed data searchable.
Step 2: Compare with other options
The other options relate to the number of shards, size limits, and replicas, which are unrelated to refresh timing.
Final Answer:
How often the index makes new data searchable -> Option C
Quick Check:
Refresh interval = data searchable frequency [OK]

Quick Trick: Refresh interval means how often new data appears [OK]

Common Mistakes:

MISTAKES

Master "Performance and Scaling" in Elasticsearch

9 interactive learning modes - each teaches the same concept differently

More Elasticsearch Quizzes

What does the index.refresh_interval setting control in Elasticsearch?