Scaling and Upgrading Hazelcast Clusters in Kubernetes
Scale up or down your Hazelcast cluster and upgrade all members, using rolling upgrades.
Scaling a Cluster
To scale a Hazelcast cluster in Kubernetes, use the standard
kubectl scale command to change the cluster size.
Upgrading a Cluster
To upgrade your cluster to a new version of Hazelcast, update the Hazelcast version in your Deployment or StatefulSet configuration, then use the standard
kubectl scale command.
To upgrade a running cluster, you must have rolling upgrades enabled.
By default, Hazelcast does not shutdown gracefully. As a result, if you suddenly terminate more members than your configured