Why it matters

OpenSearch is AWS ES. Understanding shapes search + logging.

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The architecture

Managed cluster: nodes + storage.

Dashboards: Kibana fork.

OpenSearch offeringsManaged clusterauto-scaleDashboardsvisualizationServerless optionfor spiky loadsFork of Elasticsearch 7.10; diverged since
OpenSearch.
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How it works end to end

Use cases: full-text search, log analytics, observability.

Serverless: for spiky workloads.

Ingestion: from Kinesis, S3, Logstash.

ML integrations.