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Amazon EBS io2 Block Express supports China Regions

Published
October 10, 2025
https://aws.amazon.com/about-aws/whats-new/2025/10/amazon-ebs-io2-block-express-china-regions/

Amazon EBS io2 Block Express Volumes Now Available in China Regions

Amazon EBS io2 Block Express volumes are now available in Amazon Web Services China (Beijing) Region, operated by Sinnet and Amazon Web Services China (Ningxia) Region, operated by NWCD. io2 Block Express leverages the latest generation of EBS storage server architecture designed to deliver consistent sub-millisecond latency and 99.999% durability.

  • Performance: 256,000 IOPS, 4GiB/s throughput, and 64TiB storage capacity
  • Features: Supports shared storage fencing through NVMe reservations for improved application availability and scalability
  • Use Cases: Ideal for I/O-intensive, mission-critical deployments such as SAP HANA, Oracle, SQL Server, and IBM DB2
  • Upgrade: Customers using io1 volumes can upgrade to io2 Block Express without any downtime using the ModifyVolume API
  • Cost: Drive up to 4x IOPS and 4x throughput at the same storage price as io1, and up to 50% cheaper IOPS cost for volumes over 32,000 IOPS

What to do

  • Create and manage io2 Block Express volumes using the AWS Management Console, CLI, or SDKs
  • Upgrade existing io1 volumes to io2 Block Express using the ModifyVolume API
  • Explore use cases and performance benefits for mission-critical applications

Source: AWS release notes

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