AWS

AWS Directory Service now allows in-place upgrades from Standard to Enterprise Edition for AWS Managed Microsoft AD. This console, CLI, and API-enabled feature eliminates the need to migrate directories or re-join workloads when outgrowing the 5,000 user limit of Standard Edition. Enterprise Edition supports up to 500,000 objects while preserving existing trust relationships, group policies, and DNS configurations.

• Upgrade in-place directly via Console, CLI, or API without migrating directories.
• Preserves existing trust relationships, app integrations, and group policies.
• No DNS changes or workload re-joins required during the transition.
• Scale from 5,000 to 500,000 objects by moving to Enterprise Edition.
• Available in all regions where AWS Directory Service is supported.

Amazon Aurora DSQL now supports multi-Region clusters in Europe (Stockholm), Europe (Spain), Asia Pacific (Mumbai), and Asia Pacific (Singapore). This serverless distributed SQL database offers active-active high availability and multi-Region strong consistency. Each multi-Region cluster provides writable endpoints in both peered Regions, presenting a single logical database that remains available even if one Region becomes unavailable.

• Aurora DSQL multi-Region clusters now cover four additional AWS Regions for broader global coverage.
• Active-active architecture ensures strong consistency and availability across peered Regions.
• Single logical database with writable endpoints in both Regions simplifies multi-Region deployments.
• Serverless design eliminates operational overhead while maintaining high performance.

Amazon Redshift Data API now supports long polling, allowing clients to wait for SQL statement completion before receiving a response, which reduces the need for repeated polling calls. It also introduces ListSessions to enumerate and filter active sessions by status or compute target, improving visibility for application-level session reuse. Additionally, batch execute statements can now run on separate transactions, offering greater flexibility in transactional control.

• Use WaitTimeSeconds in API calls to eliminate busy-wait loops for SQL completion.
• Enumerate and filter active sessions via ListSessions for better operational visibility.
• Execute batch statements on separate transactions for finer-grained control.
• Reduces API call volume and latency for asynchronous SQL execution workflows.

AWS has moved AWS Interconnect for Oracle Cloud Infrastructure to general availability, offering a purpose-built solution for multicloud connectivity. This service replaces complex, do-it-yourself global multi-layered networking setups with a managed approach to interconnect workloads across both clouds. The launch supports customer strategies focused on interoperability, technology selection freedom, and faster application deployment across environments.

• Managed connectivity eliminates the complexity of building DIY global multi-layered networks.
• Enables seamless workload interconnection between AWS and Oracle Cloud Infrastructure.
• Supports multicloud strategies requiring interoperability and technology flexibility.
• Reduces operational overhead for cross-cloud application deployment and speed.

Amazon OpenSearch Service now supports version 3.7, bringing enhanced vector search performance and better search relevance capabilities. Key technical improvements include 1-bit scalar quantization on Faiss and Lucene engines to reduce storage and memory usage for vectors without sacrificing accuracy. Operators can also retrieve vectors faster using doc values without requiring reindexing, while new Query Insights and Search Relevance Workbench tools aid in performance monitoring and optimization.

• OpenSearch 3.7 is now available on Amazon OpenSearch Service.
• 1-bit scalar quantization reduces vector storage and memory usage.
• Vector retrieval uses doc values, eliminating the need for reindexing.
• Search Relevance Workbench adds CSV uploads and hybrid search metrics.
• New Query Insights provide automated recommendations and query caching.

AWS has extended Reserved Instance coverage to R8i and M8i instance families for Amazon RDS for Oracle, offering 1-year and 3-year terms. These new instances, built on custom Intel Xeon 6 processors, provide up to 53% cost savings compared to On-Demand pricing and deliver superior memory bandwidth. The Reserved Instance discount applies to both Single-AZ and Multi-AZ configurations, allowing flexibility for varying workload demands.

• R8i and M8i instances now eligible for Reserved Instances, saving up to 53% vs On-Demand.
• Custom Intel Xeon 6 chips deliver 2.5x memory bandwidth and 15% better price-performance.
• Reservations apply to both Single-AZ and Multi-AZ, enabling config flexibility.
• Supports 1-year and 3-year commitment terms for Oracle database workloads.

Fleet impact: Evaluate R8i/M8i migration for Oracle workloads requiring high memory bandwidth to leverage the 2.5x improvement and significant cost reduction. Ensure Reserved Instance purchases cover both Single-AZ and Multi-AZ needs to maintain architectural flexibility without losing discount benefits.

Amazon EKS has increased the Horizontal Pod Autoscaler (HPA) sync concurrency on Provisioned Control Plane clusters to up to 40 times the default Kubernetes limit. This enhancement allows the control plane to evaluate multiple HPA objects in parallel, significantly reducing the latency between detecting load changes and scaling pod counts. The update specifically targets clusters managing hundreds or thousands of autoscaling objects to improve responsiveness to demand spikes.

• HPA sync concurrency is now up to 40x the default Kubernetes value on Provisioned Control Planes.
• Parallel evaluation of HPA objects reduces the time required to scale pods in response to load.
• Clusters with hundreds or thousands of HPA objects will see the most significant latency improvements.
• No configuration changes are mentioned; this appears to be a backend control plane optimization.