Prerequisites for Cloud Scale Technology upgrade
Before upgrading Cloud Scale deployment, ensure that:
Ensure that you have the supported Kubernetes cluster version with Cloud Scale release.
For more information on upgrading the cluster hosting Cloud Scale, see the following section:
See Upgrade the cluster.
Ensure that all the prerequisites mentioned in the Prerequisites chapter are met.
Ensure that catalog backup is done.
Take snapshots of persistent volumes.
Download the latest patch version.
Push the container images to registry.
Helm charts for operators and Postgres are available from a public or private registry.
Images for operators, and Cloud Scale services are available from a public or private registry.
Note:
During the upgrade process, ensure that the cluster nodes are not scaled down to 0 or restarted.