Amazon FSx for OpenZFS Single-AZ (HA) File Systems Expanded to 17 More AWS Regions

Amazon FSx for OpenZFS enhanced regional coverage, delivering low-latency, high-throughput file storage with native ZFS data management in new locations.

By Amelia Ross · Editorial pseudonym · 2026-04-27 · 1 min read

AI-ASSISTED REPORTING · RETROSPECTIVE ARCHIVE

Retrospective edition: 2026-04-27. Source published: 2026-04-27. Added to this archive: 2026-11-03. This briefing was prepared later from the linked announcement; it was not published on this website on the historical edition date.

The Single-AZ (HA) deployment option for Amazon FSx for OpenZFS was made available in seventeen additional AWS regions spanning South America, Europe, Africa, Asia Pacific, and GovCloud (US). This configuration targets workloads needing high availability without multi-AZ storage redundancy, such as machine learning and semiconductor design.

FSx for OpenZFS provides sub-millisecond latency and multi-gigabyte throughput with rich features like snapshots, data cloning, and compression, leveraging the OpenZFS file system. The service now covers a broad geographic footprint, supporting latency-sensitive, highly available file storage for distributed enterprise workloads.

Source & further reading

Amazon FSx for OpenZFS Single-AZ (HA) file systems are now available in 17 additional AWS commercial and AWS GovCloud (US) Regions ↗

Source published 2026-04-27. This report was prepared with AI assistance from the linked primary-source material. Claims and limitations should be checked against the original announcement or research.