Azure VM restore Points - Snapshot multi-disk VMs

Azure VM restore Points - Snapshot multi-disk VMs

Few days ago Microsoft has announced a nice feature in preview. A solution for Point in time, Multi Disk application consistent snapshot capabilities that helps with backup and restoration.

Not new ! yes you had a single disk managed snapshots. how about a machine with multiple disks ? what if you need a snapshot from all of them at the same time to have consistency and app consistency to interact with guest OS (VSS) ?

Fantastic solution feature right ?

So how does it work ? you need to create a restore point collection, then the particular VM restore point that consists of disk restore points for all attached disks.

This is an incremental process after the first snapshot, means The first restore point stores a full copy of all disks attached to the VM and the moves on with the incremental. Depending on the region and availability it can be ZRS or even LRS.

Did I mention to reduce your costs, you can optionally exclude any disk when creating a restore point for your VM ?

There are some restrictions to consider:

  • The restore points APIs work with managed disks only.
  • Ultra disks, Ephemeral OS Disks, and Shared Disks aren't supported.
  • The restore points APIs require API version 2021-03-01 or better.
  • There is a limit of 200 VM restore points that can be created for a particular VM.
  • Concurrent creation of restore points for a VM is not supported


If you're excited like me, follow the reference link here and give it a try : https://docs.microsoft.com/en-us/azure/virtual-machines/virtual-machines-create-restore-points


Just keep it mind - this feature is in Preview ....



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