UltraWarm storage for Amazon OpenSearch Service

wikipedia:UltraWarm

• https://docs.aws.amazon.com/opensearch-service/latest/developerguide/ultrawarm.html

• Warm indexes are read-only unless you return them to hot storage, UltraWarm is best-suited to immutable data, such as logs.

Prerequisites

• Domains must have dedicated master nodes.
• T2 or T3 instance type not supported
• Not supported k-NN ("index.knn": true) index

See also

• OpenSearch, installation, OpenSearch Dashboards, plugins, OpenSearch Monitor, OpenSearch destination, opensearch-cli, opensearch.yml, OpenSearch access control, UltraWarm storage, kNN, fine-grained access, access policy