Cluster

Ping the cluster
- HEAD
Explain the shard allocations Stack 5.0+
- POST also GET /_cluster/allocation/explain
Get the cluster health status Stack 1.3+
- GET /_cluster/health/{index}
Get the pending cluster tasks
- GET /_cluster/pending_tasks
Reroute the cluster Stack 5.0+
- POST /_cluster/reroute
Get cluster-wide settings
- GET /_cluster/settings
Update the cluster settings
- PUT /_cluster/settings
Get the cluster state Stack 1.3+
- GET /_cluster/state/{metric}/{index}
Get cluster statistics Stack 1.3+
- GET /_cluster/stats/nodes/{node_id}
Update voting configuration exclusions Stack 7.0+
- POST /_cluster/voting_config_exclusions
Clear cluster voting config exclusions Stack 7.0+
- DELETE /_cluster/voting_config_exclusions
Get cluster subsystem info Stack 8.9+
- GET /_info/{target}
Get cluster repositories metering Stack Preview 7.16+
- GET /_nodes/{node_id}/_repositories_metering
Clear the archived repositories metering Stack Preview 7.16+
- DELETE /_nodes/{node_id}/_repositories_metering/{max_archive_version}
Get the hot threads for nodes
- GET /_nodes/{node_id}/hot_threads
Reload the keystore on nodes in the cluster Stack 6.5+
- POST /_nodes/{node_id}/reload_secure_settings
Get node statistics
- GET /_nodes/{node_id}/stats/{metric}/{index_metric}
Get feature usage information Stack 6.0+
- GET /_nodes/{node_id}/usage/{metric}
Get node information Stack 1.3+
- GET /_nodes/{node_id}/{metric}
Get remote cluster information Stack 6.1+
- GET /_remote/info