Upgrading IBM Storage Scale native REST API

You can upgrade IBM Storage Scale native REST API manually or by using the installation toolkit.

Prerequisite

Root access must be available on all cluster nodes to perform upgrade activities.
When using the installation toolkit, passwordless SSH must be configured across all nodes.
IBM Storage Scale native REST API does not support the mmdsh function for general use. Use tools such as SSH or SCP to perform remote operations across nodes.

Note: The IBM Storage Scale native REST API feature is upgraded as part of the IBM Storage Scale upgrade process.

Perform the IBM Storage Scale upgrade on each node by following the documented manual upgrade procedure. Ensure that the IBM Storage Scale native REST API packages are upgraded as part of the overall upgrade. For more information, see Upgrading IBM Storage Scale protocol nodes or Upgrading IBM Storage Scale non-protocol nodes that run on Linux.

The installation toolkit detects and upgrades the IBM Storage Scale native REST API feature as part of the IBM Storage Scale upgrade. Make yourself familiar with the installation toolkit procedure. For more information, see Overview of the installation toolkit and Preparing to use the installation toolkit.

Procedure

Ensure that the root passwordless SSH is enabled on all relevant nodes.
Perform the IBM Storage Scale upgrade procedure by using the installation toolkit. For more information, see Upgrading IBM Storage Scale components with the installation toolkit.
Disable root and passwordless SSH access after the upgrade is complete if it is no longer required.