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Generally available: Large disk support for disaster recovery of Hyper-V VMs using Site Recovery

Published date: April 05, 2023

You can now enable disaster recovery for Hyper-VMs with data disks up to 32 TB in size. This applies to Hyper-V VMs that replicate to a managed disks in any Azure region using Site Recovery. The feature is deployed in all Azure public and government clouds. With this improvement, customers can protect –

  • Their machines to managed disks and failback from managed disks. Previously, only failover to managed disk was supported, whereas replication would happen to unmanaged disks only,
  • Large OS disks (up to 4 TB in size, whereas only 2 TB sized OS disks for Generation 1 VMs and 300 GB sized OS disks for Generation 2 VMs were supported).

Learn more about setting up disaster recovery for Hyper-V VMs and check the support matrix for Hyper-V disaster recovery using Azure Site Recovery.

  • Azure Site Recovery
  • Management

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