Reference Guide

Upgrade or roll back a NAS node (svc_nas_ndu)
This service script allows you to upgrade or roll back the NAS versions on the node.
Usage
Function Diagnostic and recovery
Mode Normal or Service
Usage Service
Requires service user password? Yes
Requires root privileges? No
May cause data unavailability? Yes
May cause data loss? Yes
Scope Node
Prerequisites
1. In the PowerStore, go to Settings and click the Upgrades page in the Cluster section.
2. Click UPLOAD PACKAGE to upload the PowerStore image.
3. Select the uploaded PowerStore image, and click HEALTH CHECK.
Format
svc_nas_ndu [-h] [--op {pu, bu, precommit, commit, pr, cr, v1v2, v2v1}] [--v1 VERSION]
[--v2 VERSION] [--node NODE] [--getv1v2]
Optional arguments
Qualifier
Description
-h, --help Show the help message and exit.
--op
Specify the NAS upgrade operation to trigger. Valid values are:
● pu – Prepare the node for an upgrade.
● bu – In an upgrade scenario, bring up the node with the target version. Or, in a rollback scenario, bring up
the node with the current version.
● precommit – Perform a health check after the NAS upgrade and version changes on both nodes.
● commit – Perform the commit for the upgraded version on both nodes.
● pr – Prepare the node for a rollback to the older version.
● cr – Complete the rollback operation and bring up the node in the older version.
● v1v2 – Change the NAS configuration from the current version to the target version.
● v2v1 – Change the NAS configuration from the target version to the current version. Applies to rollback
scenario.
--v1
Specify the current NAS version.
--v2
Specify the target NAS version.
--node
Node on which the upgrade operation will occur. Valid values are a or b.
--getv1v2
Get information on the current and target versions.
56 Service Commands