---
title: "GET /2021-07-20/functions/{FunctionName}/runtime-management-config"
method: GET
path: "/2021-07-20/functions/{FunctionName}/runtime-management-config"
---

# GET /2021-07-20/functions/{FunctionName}/runtime-management-config

`GET /2021-07-20/functions/{FunctionName}/runtime-management-config`

Retrieves the runtime management configuration for a function's version. If the runtime update mode is <b>Manual</b>, this includes the ARN of the runtime version and the runtime update mode. If the runtime update mode is <b>Auto</b> or <b>Function update</b>, this includes the runtime update mode and <code>null</code> is returned for the ARN. For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/runtimes-update.html">Runtime updates</a>.

## Path parameters

- `FunctionName` string, required

## Query parameters

- `Qualifier` string

## Response `200`

Success

- GetRuntimeManagementConfigResponse
  - `UpdateRuntimeOn` 'Auto' | 'Manual' | 'FunctionUpdate' — The current runtime update mode of the function.
  - `RuntimeVersionArn` string — The ARN of the runtime the function is configured to use. If the runtime update mode is <b>Manual</b>, the ARN is returned, otherwise <code>null</code> is returned.
  - `FunctionArn` string — The Amazon Resource Name (ARN) of your function.

## Other responses

- `480` — ServiceException
- `481` — ResourceNotFoundException
- `482` — InvalidParameterValueException
- `483` — TooManyRequestsException

---

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