You can call this operation to release a capacity reservation.


When the release mode of a capacity reservation that takes effect immediately is set to manual release, you can call this operation to release the capacity reservation.


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 ReleaseCapacityReservation

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

PrivatePoolOptions.Id String Yes crp-bp67acfmxazb4****

The ID of the capacity reservation.

RegionId String Yes cn-hangzhou

The region ID of the capacity reservation. You can call the DescribeRegions operation to query the most recent region list.

DryRun Boolean No false

Specifies whether to check the validity of the request. Set the value to false. The validity of the request is not checked. Capacity reservations are directly released.

Response parameters

Parameter Type Example Description
RequestId String 473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E

The ID of the request.


Sample requests
&<Common request parameters>

Sample success responses

XML format


JSON format

    "RequestId": "473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E"

Error codes

HTTP status code Error code Error message Description
400 MissingParameter.RegionId The specified RegionId should not be null. The error message returned because the RegionId parameter is not specified.
500 InternalError The request processing has failed due to some unknown error, exception or failure. The error message returned because an internal error has occurred. Try again later. If the error persists, submit a ticket.

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