CAT indices
Introduced 1.0
The CAT indices operation lists information related to indexes, that is, how much disk space they are using, how many shards they have, their health status, and so on.
Path and HTTP methods
GET _cat/indices/<index>
GET _cat/indices
Query parameters
| Parameter | Type | Description |
|---|---|---|
| bytes | Byte size | Specify the units for byte size. For example, 7kb or 6gb. For more information, see Supported units. |
| health | String | Limit indexes based on their health status. Supported values are green, yellow, and red. |
| include_unloaded_segments | Boolean | Whether to include information from segments not loaded into memory. Default is false. |
| cluster_manager_timeout | Time | The amount of time to wait for a connection to the cluster manager node. Default is 30 seconds. |
| pri | Boolean | Whether to return information only from the primary shards. Default is false. |
| time | Time | Specify the units for time. For example, 5d or 7h. For more information, see Supported units. |
| expand_wildcards | Enum | Expands wildcard expressions to concrete indexes. Combine multiple values with commas. Supported values are all, open, closed, hidden, and none. Default is open. |
Example requests
GET _cat/indices?v
To limit the information to a specific index, add the index name after your query.
GET _cat/indices/<index>?v
If you want to get information for more than one index, separate the indexes with commas:
GET _cat/indices/index1,index2,index3
Example response
health | status | index | uuid | pri | rep | docs.count | docs.deleted | store.size | pri.store.size
green | open | movies | UZbpfERBQ1-3GSH2bnM3sg | 1 | 1 | 1 | 0 | 7.7kb | 3.8kb
Limiting the response size
To limit the number of indexes returned, configure the cat.indices.response.limit.number_of_indices setting. For more information, see Cluster-level CAT response limit settings.