September 16, 2025 · AzureLaunched
Generally Available: Azure Container Storage v2.0.0 now with NVMe performance boost, open source, and no service fees
Azure Container Storage (ACStor) v2.0.0 is now generally
available. This release delivers up to 7× higher IOPS and 4× lower latency on
local NVMe compared to v1.3.1, making Container Storage v2.0.0 the fastest
storage available for Azure Kubernetes Service (AKS), now with zero service
fees.
This major update to Azure Container Storage delivers a faster and leaner high-performance Kubernetes storage platform.
- Included out of the box: This release focuses on local NVMe drives provided with select VM families, including storage-optimized L-series, GPU-enabled ND-series, and general-purpose Da-series.
- Enhanced workload support: Optimized for demanding applications like PostgreSQL databases and KAITO-managed AI model serving
- Superior performance: 7x improvement in read/write IOPS and 4x reduction in latency, with 60% better PostgreSQL transaction throughput
- Open source: An alternative open-source version is available for easier installation on any Kubernetes cluster
- Flexible scaling: Deploy on clusters with as few as one node, no minimum cluster size requirements
- Zero service fees: Completely free to use for all storage pool sizes