Azure Ephemeral OS Disk with full caching is now Generally Available
Azure Ephemeral OS Disk with full caching has reached general availability for new Virtual Machines and Virtual Machine Scale Sets. This feature caches the entire OS image on a VM's local storage, significantly boosting I/O performance by up to 10x and improving resilience during storage interruptions. It is optimized for I/O-sensitive, stateless workloads such as AI training, real-time analytics, and quorum-based databases. The capability is available in all Azure public regions for supported 8-core-and-larger VM series and can be enabled via Azure CLI, ARM templates, or REST APIs.
Features (1) ›
- Ephemeral OS Disk with full caching reaches General Availability
This new capability caches the complete OS image on a VM’s local storage, eliminating remote-storage reads for up to 10x better I/O performance and greater resilience. It supports I/O-sensitive, stateless workloads like AI training and real-time analytics across various supported VM series.
https://azure.microsoft.com/updates?id=570551
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