Amazon RDS now supports ENA Express for Multi-AZ replication
News
This article announces that Amazon RDS Multi-AZ instances now support ENA Express for replication traffic between Availability Zones.
- ENA Express delivers up to 25 Gbps single-flow bandwidth for cross-AZ replication
- Uses AWS Scalable Reliable Datagram (SRD) protocol for optimized network performance
- Reduces latency variability and improves congestion control with multi-pathing
- Increases write throughput and lowers write latencies for write-intensive workloads
- Available at no additional charge for MariaDB, MySQL, PostgreSQL, Db2, and Oracle
- Supported across 30+ AWS regions globally
- Enable via start-stop or scale compute action on existing instances
ENA Express for RDS improves Multi-AZ replication performance by dynamically distributing traffic across multiple network paths, enhancing reliability and throughput for database deployments.
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