Choose this option to configure Apache Kafka, Apache ZooKeeper, and OpenSearch in high availability (HA) mode.
A multi node high availability configuration of Infrastructure server helps to increase the efficiency and availability of the Infrastructure server. It is mandatory to configure minimum three HA nodes. You can configure up to seven nodes.
To automatically make the server HA ready, click
.After successful configuration, click
. Re-login to the console to view the steps to complete the Infrastructure service configuration (using CLI).(Using CLI) To setup the K3s cluster, perform the following on the terminal console of this server:
Open a terminal console, then log in as a root user.
Initialize a K3s cluster.
cis_ext_service.sh enableha <first_node_ip>
Add a manager to an existing K3s cluster.
cis_ext_service.sh enableha <first_node_ip> <node_ip>
NOTE:Repeat this step on every Infrastructure server node.
On the last HA node, start the Infrastructure services using the following command:
cis_ext_service.sh start
After successful configuration of Infrastructure services, continue with Configure CIS Services.
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