Modifies the name or description of a replication pair.


  • The async replication feature is supported in the China (Shanghai), China (Beijing), China (Heyuan), and China (Chengdu) regions.
  • Only replication pairs in the Created (created) or Stopped (stopped) state can have their names or descriptions modified.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ModifyDiskReplicaPair

The operation that you want to perform. Set the value to ModifyDiskReplicaPair.

RegionId String Yes cn-beijing

The region ID of the primary or secondary disk in the replication pair. You can call the DescribeRegions operation to query the most recent list of regions in which async replication is supported.

ReplicaPairId String Yes pair-cn-dsa****

The ID of the replication pair.

PairName String No TestReplicaPair

The new name of the replication pair.

Description String No This is description.

The new description of the replication pair.

ClientToken String No 123e4567-e89b-12d3-a456-426655440000

The client token that is used to ensure the idempotence of the request. You can use the client to generate the value, but you must make sure that it is unique among different requests. The token can contain only ASCII characters and cannot exceed 64 characters in length. For more information, see How to ensure idempotence.

Response parameters

Parameter Type Example Description
RequestId String C123F94F-4E38-19AE-942A-A8D6F44F0450

The ID of the request.


Sample requests
&Description=This is description.

Sample success responses

XML format

HTTP/1.1 200 OK


JSON format

HTTP/1.1 200 OK

  "RequestId" : "C123F94F-4E38-19AE-942A-A8D6F44F0450"

Error codes

For a list of error codes, visit the API Error Center.