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Changes in Swarm Cluster Installer (SCI) 2.2
Multicast between storage nodes is disabled by default, hence there is no need for any special configurations on the switch. It can be enabled through SCS CLI once the installation is completed
Limitations
GUI-based upgrade functions well when the cluster is installed using SCI 2.x 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.
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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