# Get cluster health overview **GET /v1/cluster/health_overview** Get cluster health overview. ## Servers - http://localhost:9644: http://localhost:9644 () ## Parameters ## Responses ### 200 Cluster health overview response #### Body: application/json (object) - **all_nodes** (array[integer(int32)]) Node IDs of all brokers registered in the cluster - **controller_id** (integer(int32)) Broker that is currently a leader or `-1` if leader is not elected - **is_healthy** (boolean) Basic cluster health indicator - **leaderless_partitions** (array[string]) List of partitions for which no leader is elected - **under_replicated_partitions** (array[string]) List of partitions where one or more replicas hasn't replicated all data - **bytes_in_cloud_storage** (integer) Total amount of bytes in object storage, or `-1` if unable to obtain data - **nodes_down** (array[integer(int32)]) Node IDs of all brokers that are recognized as down [Powered by Bump.sh](https://bump.sh)