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Changes in Swarm Cluster Installer (SCI) 2.1
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Cluster upgrades - SCI 2.1 provides GUI-based cluster upgrades for all the components including SCS, gateway, Elasticsearch, Prometheus, and Grafana.
Data disks - Separate data disks for Elasticsearch datastore as well as Prometheus and Grafana.
Limitations
GUI-based upgrade functions well when the cluster is installed using SCI 2.0 with no manual changes in the configuration files (e.g., 'gateway.cfg' and ‘elasticsearch.yml’). However, this upgrade inherits the changes of SCS, storage, and gateway done through UIC/UIS.
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