To retrieve information about a specified node, provide the host:port for that particular node:
shell> couchbase-cli server-info -c 192.168.0.1:8091 -u Administrator -p passwordCouchbase Server returns information about the node, including:
Whether the node is functioning or not.
Memory usage, including allocated memory, memory quota and free memory.
Items stored for node, total items, including replica data.
CPU utilization for the node.
Ports and disk path associated with a node.
Availability and uptime for the node.