---
title: "save repository uncommitted metadata for garbage collection"
method: POST
path: "/repositories/{repository}/gc/prepare_uncommited"
tags: ["internal"]
---

# save repository uncommitted metadata for garbage collection

`POST /repositories/{repository}/gc/prepare_uncommited`

## Request

- Base URL: `/api/v1` (relative, and the document was published on a file host, not at the API’s origin)
- URL: `/api/v1/repositories/{repository}/gc/prepare_uncommited`
- Auth: one of:
  - HTTP bearer
  - HTTP basic
  - API key in cookie `internal_auth_session`

## Request body

- PrepareGCUncommittedRequest
  - `continuation_token` string

## Response `201`

paths to commit dataset

- PrepareGCUncommittedResponse
  - `run_id` string, required
  - `gc_uncommitted_location` string, required: location of uncommitted information data
  - `continuation_token` string

## Other responses

- `400`: Validation Error
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Resource Not Found
- `429`: too many requests
- `default`: Internal Server Error

## Changes

- **2025-07-29** `27799ffec9a5`: 2 info
  - added the non-success response with the status `429`
  - removed the non-success response with the status `420`
- **2024-09-17** `3b10653a8013`: 2 info
  - added the non-success response with the status `420`
  - removed the non-success response with the status `429`

[Operation history](https://skmtc.dev/treeverse/apis/lakefs-api/changes/repositories/:repository/gc/prepare_uncommited/post.md)

---

[API](https://skmtc.dev/treeverse/apis/lakefs-api.md) - [All operations](https://skmtc.dev/treeverse/apis/lakefs-api/llms.txt) - [OpenAPI document](https://skmtc.dev/treeverse/apis/lakefs-api/revisions/10a3acbbb1fd?raw)