Mastering Search Performance: Advanced Query Insights for Production OpenSearch
summary
Query Insights ships as a backend plugin plus dashboard plugin (available since OpenSearch 2.12) and captures queries at the coordinator node into a request buffer, inserts them into three priority queues every 5 seconds to compute Top N Analysis (default window 5 minutes, default top size 10), stores history in a local index (default retention 7 days), offers Pattern Grouping to collapse template repeats, exposes Live Monitoring that can list and cancel running searches, and reports <1% runtime overhead in benchmarks.
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chapters (14)
- 0:00Query Insights intro
- 1:21Why search performance matters
- 3:29How Query Insights works
- 4:56Configuring dashboards
- 8:12Analyzing top queries
- 9:39Grouping queries by shape
- 10:42Monitoring live queries
- 11:44Query Insights APIs
- 13:13Top queries architecture
- 15:01Exporting query data
- 16:03Query grouping logic
- 17:28Future work
- 19:58Resources
- 20:20Q&A
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