NetApp HCI Manual page 192

Upgrade state
In Progress
Upgrade Pausing
Paused
Error
Unable to Detect
Complete with Follow-up
Use NetApp Hybrid Cloud Control API to upgrade Element storage
You can use APIs to upgrade storage nodes in a cluster to the latest Element software version. You can use an
automation tool of your choice to run the APIs. The API workflow documented here uses the REST API UI
available on the management node as an example.
Steps
1. Do one of the following depending on your connection:
Description
The upgrade is in progress. A progress bar shows the
upgrade status. On-screen messages also show
node-level faults and display the node ID of each
node in the cluster as the upgrade progresses. You
can monitor the status of each node using the
Element UI or the NetApp Element plug-in for vCenter
Server UI.
You can choose to pause the upgrade. Depending on
the state of the upgrade process, the pause operation
can succeed or fail. You will see a UI prompt asking
you to confirm the pause operation. To ensure that the
cluster is in a safe spot before pausing an upgrade, it
can take up to two hours for the upgrade operation to
be completely paused. To resume the upgrade, click
Resume.
You paused the upgrade. Click Resume to resume
the process.
An error has occurred during the upgrade. You can
download the error log and send it to NetApp Support.
After you resolve the error, you can return to the page,
and click Resume. When you resume the upgrade,
the progress bar goes backwards for a few minutes
while the system runs the health check and checks
the current state of the upgrade.
NetApp Hybrid Cloud Control shows this status
instead of Versions Available when it does not have
external connectivity to reach the online software
repository.
Only for H610S nodes upgrading from Element
version earlier than 11.8. After phase 1 of the upgrade
process is complete, this state prompts you to perform
phase 2 of the upgrade (see the
complete phase 2 and acknowledge that you have
completed it, the status changes to Up to Date.
KB article). After you