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| layout | title | parent | nav_order | has_children |
|---|---|---|---|---|
| default | CAT segments | CAT API | 55 | false |
CAT segments
Introduced 1.0 {: .label .label-purple }
The cat segments operation lists Lucene segment-level information for each index.
Example
GET _cat/segments?v
To see only the information about segments of a specific index, add the index name after your query.
GET _cat/segments/<index>?v
If you want to get information for more than one index, separate the indices with commas:
GET _cat/segments/index1,index2,index3
Path and HTTP methods
GET _cat/segments
URL parameters
All CAT segments URL parameters are optional.
In addition to the common URL parameters, you can specify the following parameter:
| Parameter | Type | Description |
|---|---|---|
| bytes | Byte size | Specify the units for byte size. For example, 7kb or 6gb. For more information, see Supported units.. |
| cluster_manager_timeout | Time | The amount of time to wait for a connection to the cluster manager node. Default is 30 seconds. |
Response
index | shard | prirep | ip | segment | generation | docs.count | docs.deleted | size | size.memory | committed | searchable | version | compound
movies | 0 | p | 172.18.0.4 | _0 | 0 | 1 | 0 | 3.5kb | 1364 | true | true | 8.7.0 | true
movies | 0 | r | 172.18.0.3 | _0 | 0 | 1 | 0 | 3.5kb | 1364 | true | true | 8.7.0 | true