# 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


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