StartDiskReplicaPair - Elastic Compute Service - Alibaba Cloud Documentation Center

Activates a replication pair.

Operation description

For information about the regions in which async replication is available, see Overview .
Only replication pairs that are in the Created (created) or Stopped (stopped) state can be activated.
After a replication pair is activated, it enters the Initial Syncing (initial_syncing) state and the system performs the first asynchronous replication to replicate all data from the primary disk to the secondary disk.

There is currently no authorization information disclosed in the API.

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID of the primary or secondary disk in the replication pair. You can call the DescribeDiskReplicaPairs operation to query the region information of replication pairs.	cn-beijing
ReplicaPairId	string	Yes	The ID of the replication pair.	pair-cn-dsa****
ClientToken	string	No	The client token that is used to ensure the idempotence of the request. You can use the client to generate the token, but you must make sure that the token 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.	123e4567-e89b-12d3-a456-42665544****
OneShot	boolean	No	Specifies whether to immediately synchronize data. Valid values: true: immediately synchronizes data. false: synchronizes data based on the recovery point objective (RPO). Default value: false.	false

Parameter	Type	Description	Example
	object	Schema of Response
RequestId	string	The request ID.	A37597A6-BB99-19B3-85EA-4C2B91F0****

Sample success responses

JSONformat

{
  "RequestId": "A37597A6-BB99-19B3-85EA-4C2B91F0****"
}

HTTP status code	Error code	Error message	Description
400	OperationDenied.StandbyDeviceAttached	The secondary disk is attached.	The secondary disk is attached to the instance at the secondary site. Stop the instance or detach the disk from the instance.
403	OperationDenied	The operation is not allowed.	The operation is not supported.
403	OperationDenied.InvalidStatus	The operation is not allowed in current status.	The operation is not supported in the current state.
403	OperationDenied.ManualSyncLimit	One shot start manual syncing too frequently, please try again later.	The requirements of the cooldown period after manual synchronization operations are not met.
403	Forbidden	User is not authorized to operate.	You are not authorized to manage the resource. Check the account permissions or contact the Alibaba Cloud account.
403	Forbidden.Action	User is not authorized to operate this action.	You are not authorized to perform this operation. Check the account permissions or contact the Alibaba Cloud account.
404	NoSuchResource	The specified resource does not exist.	The specified resource does not exist.
500	InternalError	The request processing has failed due to some unknown error, exception or failure.	An internal error has occurred.
504	RequestTimeout	The request is timeout, please try again later.	The request has timed out. Try again later.

For a list of error codes, visit the Service error codes.

Change time	Summary of changes	Operation
2023-03-30	The Error code has changed	View Change Details