Upgrading your Nutanix cluster

Find out how to upgrade your Nutanix cluster

Last updated 11th January 2022

Objective

Once an upgrade of one Nutanix software component is needed, let's review all the main steps to apply it.

This guide explain the steps to upgrade your Nutanix cluster.

Requirements

OVHcloud is providing you with services for which you are responsible, with regard to their configuration and management. You are therefore responsible for ensuring they function correctly.

This guide is designed to assist you in common tasks as much as possible. Nevertheless, we recommend that you contact a specialist service provider if you have difficulties or doubts concerning the administration, usage or implementation of services on a server.

Instructions

Official documentation for upgrades

You can either look for this document: "The Nutanix upgrades: Life Cycle Manager" or visit the official Nutanix website for archived documents: Software Documentation: Upgrade Guide.

Backup

As for any action on the configuration of the cluster system, it is strongly recommended to create a new backup or check the latest one.

LCM inventory

As documented in the official upgrade process, you should first launch a LCM Inventory to get a view of the software status of the Nutanix cluster.

First LCM Inventory

Proceed to run the first or a new Inventory update:

Proceed LCM Inventory

After a pre-check phase, you will receive the results as soon as the inventory is done. The available upgrades will be displayed:

LCM Result Upgrades available

Select the upgrades you want or update all components. You can also decide to manage those upgrades directly as explained in the next two sections.

Prism Central upgrade

Once you are certain that you can launch the upgrade, open the Prism Central Settings:

Prism Central Settings

If there are available upgrades, you can select the ones you need to apply, then choose to only do the pre-check or upgrade immediately:

Prism Available upgrade

The pre-check will be executed in any case:

Prechecks upgrade

If you have selected the upgrade process, the process itself will be initiated:

Upgrade start

During the execution, you might lose the connection to Prism Central:

Prism disconnection

After a few minutes, you can connect back to the Prism Central interface, and you can then check or wait for the end of the upgrade process:

End of upgrade

NCC upgrade

If there is one or more NCC upgrades available, you can download the ones you need and then launch the upgrade:

Select the NCC release

Validation

LCM Inventory update

Update the LCM inventory. If no upgrades are available anymore, then only the list of installed software components releases will be presented:

Up-to-date Nutanix cluster

Prism Central upgrade validation

You can also check that the Nutanix cluster Prism Central is up-to-date if there is no upgrade available for your cluster: Click on the Prism Central Settings and open Upgrade Prism Central. There should be no available versions:

No Prism Central upgrade

NCC upgrade validation

You can also check that the Nutanix cluster NCC is up-to-date if there is no upgrade available for your cluster: Click on the Prism Central Settings and open Upgrade Prism Central. There should be no available versions in the NCC tab:

No NCC upgrade

Go further

OVHcloud documentation

Nutanix official documentation

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


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