[[reference-cat-allocation]]

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||        ██████╗ ███████╗ █████╗ ██████╗ ███╗   ███╗███████╗                                                            ||
||        ██╔══██╗██╔════╝██╔══██╗██╔══██╗████╗ ████║██╔════╝                                                            ||
||        ██████╔╝█████╗  ███████║██║  ██║██╔████╔██║█████╗                                                              ||
||        ██╔══██╗██╔══╝  ██╔══██║██║  ██║██║╚██╔╝██║██╔══╝                                                              ||
||        ██║  ██║███████╗██║  ██║██████╔╝██║ ╚═╝ ██║███████╗                                                            ||
||        ╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝╚═════╝ ╚═╝     ╚═╝╚══════╝                                                            ||
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||    This file is autogenerated, DO NOT send pull requests that changes this file directly.                             ||
||    You should update the script that does the generation, which can be found in:                                      ||
||    https://github.com/elastic/elastic-client-generator-js                                                             ||
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||    You can run the script with the following command:                                                                 ||
||       npm run elasticsearch -- --version <version>                                                                    ||
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[discrete]
=== client.cat.allocation

Provides a snapshot of the number of shards allocated to each data node and their disk space. IMPORTANT: cat APIs are only intended for human consumption using the command line or Kibana console. They are not intended for use by applications.

{ref}/cat-allocation.html[{es} documentation]

[discrete]
==== Function signature

[source,ts]
----
(CatAllocationRequest, options?): Promise<CatAllocationResponse>
----

[discrete]
===== `CatAllocationRequest`

[source,ts]
----
interface CatAllocationRequest extends CatCatRequestBase {
  node_id?: <<shared-type-node-ids, NodeIds>>
  bytes?: <<shared-type-bytes, Bytes>>
}
----

[discrete]
===== `CatAllocationResponse`

[source,ts]
----
type CatAllocationResponse = CatAllocationAllocationRecord[]
----