---
title: "POST /projects/{project}/regions/{region}/disks/{disk}/startAsyncReplication"
method: POST
path: "/projects/{project}/regions/{region}/disks/{disk}/startAsyncReplication"
tags: ["regionDisks"]
---

# POST /projects/{project}/regions/{region}/disks/{disk}/startAsyncReplication

`POST /projects/{project}/regions/{region}/disks/{disk}/startAsyncReplication`

Starts asynchronous replication.
Must be invoked on the primary disk.

## Path parameters

- `project` string, required
- `region` string, required
- `disk` string, required

## Query parameters

- `requestId` string

## Request body

- RegionDisksStartAsyncReplicationRequest
  - `asyncSecondaryDisk` string — The secondary disk to start asynchronous replication to. You can provide this as a partial or full URL to the resource. For example, the following are valid values: - https://www.googleapis.com/compute/v1/projects/project/zones/zone/disks/disk - https://www.googleapis.com/compute/v1/projects/project/regions/region/disks/disk - projects/project/zones/zone/disks/disk - projects/project/regions/region/disks/disk - zones/zone/disks/disk - regions/region/disks/disk

## Response `200`

Successful response

---

[API](https://skmtc.net/google/apis/compute.md) · [All operations](https://skmtc.net/google/apis/compute/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/google/compute/versions/6120ed8969d4/schema)