Amazon OpenSearch Serverless Adds Collection Groups
🔐 Amazon OpenSearch Serverless now supports Collection Groups, enabling you to share OpenSearch Compute Units (OCUs) across collections that use different AWS KMS keys. This shared compute model reduces overall OCU costs while preserving collection-level security and access controls. Collection Groups also let you set minimum and maximum OCU allocations, allowing predictable startup capacity and eliminating cold-start latency for latency-sensitive workloads.
