Manual Firmware Updates

  • 17 February 2021
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Nutanix recommends that you use the Prism Life Cycle Manager to perform firmware updates. However, firmware must be updated manually if:

Shutting Down a Node in a Single-Node Cluster

Before updating firmware in a single-node cluster, shut down the node, following the method for your hypervisor.Note: Single-node clusters do not support Hyper-V.

These topics cover single-node cluster shutdown:

Node Shutdown Prechecks

Check to make sure that there are no issues that might prevent the node from being shut down safely. (Even if the node does not need to be shutdown these checks are helpful.)

About this task

Estimated time to complete: 5 minutes


  1. In Prism, go to the Home page and make sure Data Resiliency Status displays a green OK.

  2. In Prism, go to the Health page and select Actions > Run NCC Checks.

  3. In the dialog box that appears, select All Checks and click Run.
    Alternatively, issue the following command from the CVM:
    nutanix@cvm$ ncc health_checks run_all

  4. If any checks fail, see the related KB article provided in the output and the Nutanix Cluster Check Guide: NCC Reference for information on resolving the issue.

  5. If you have any unresolvable failed checks, contact Nutanix Support before shutting down the node.

  6. Gather component details by running the NCCshow_hardware_info command.
    nutanix@cvm$ ncc hardware_info show_hardware_info

For more information, please follow the documentation on manual firmware upgrades.

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