Updating the vSAN disk format

Find out how to update the format of a vSAN disk

Last updated 19th January 2023


vSAN disks are regularly upgraded with new versions. You need to update the vSAN disk format version to have new features or to maintain compatibility with the versions of your VMware cluster, as described in this article: Understanding vSAN on-disk format versions and compatibility (2148493).

This guide explains how to update the format of your vSAN disks.



Log in to your vSphere interface using this guide.

In the vSphere interface, click on your Cluster to the left, go to the Configure tab, choose Services in the vSAN section and click PRE-CHECK UPGRADE.

01 vSAN disk format upgrade 01

The check result informs you that everything is in order to perform the upgrade.

Click on UPGRADE.

01 vSAN disk format upgrade 02

In the new window, click UPGRADE to confirm the operation.

01 vSAN disk format upgrade 03

The upgrade will take a few moments.

01 vSAN disk format upgrade 04

As soon as the upgrade is complete, you will receive a success message indicating the new vSAN disk format version number.

01 vSAN disk format upgrade 05

Go further

Upgrading vSAN disk format with vSphere web client

Join our community of users on https://community.ovh.com/en/.

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