You can call this operation to modify the description of an HPC cluster.

Debugging

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
HpcClusterId String Yes hpc-hpcclusterid1

The ID of the HPC cluster.

RegionId String Yes cn-hangzhou

The region ID of the HPC cluster. You can call the DescribeRegions operation to query the latest region list.

Action String No ModifyHpcClusterAttribute

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

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

A client token. It is used to ensure the idempotency of requests. The value of this parameter is generated by the client and is unique among different requests. The value can only contain ASCII characters and cannot exceed 64 characters in length. For more information, see How to ensure idempotency.

Description String No FinanceDept

The description of the HPC cluster. The description must be 2 to 256 characters in length. It cannot start with http:// or https://. Default value: empty string.

Name String No FinanceJoshua

The name of the HPC cluster. The name must be 2 to 128 characters in length. It must start with a letter but cannot start with http:// or https://. It can contain letters, digits, colons (:), underscores (_), and hyphens (-). Default value: empty string.

Response parameters

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

The ID of the request.

Examples

Sample requests

https://ecs.aliyuncs.com/?Action=ModifyHpcClusterAttribute
&HpcClusterId=hpc-hpcclusterid1
&RegionId=cn-hangzhou
&<Common request parameters>

Sample success responses

XML format

<ModifyHpcClusterAttributeResponse>
      <RequestId>04F0F334-1335-436C-A1D7-6C044FE73368</RequestId>
</ModifyHpcClusterAttributeResponse>

JSON format

{
	"RequestId":"04F0F334-1335-436C-A1D7-6C044FE73368"
}

Error codes

HTTP status code Error code Error message Description
400 MissingParameter The input parameter RegionId that is mandatory for processing this request is not supplied. The error message returned because the RegionId parameter is not specified.
400 InvalidHpcClusterName.Malformed Specified hpc cluster name is not valid. The error message returned because the specified name of the HPC cluster is not valid.
400 InvalidHpcClusterDescription.Malformed The specified parameter Description is not valid. The error message returned because the specified description of the HPC cluster is not valid.
400 InvalidRegionId.NotFound The specified parameter "RegionId" is not valid. The error message returned because the specified region ID does not exist. Check whether ECS is available in the region.
400 InvalidModifyInfo Modify info is invalid, name/description must not null at the same time The error message returned because the parameter is not valid. You must specify a value for one or both of the Name and Description parameters.
400 HPC_CLUSTER_MODIFY_FAILED Modify failed, possibly this hpc cluster does not exist The error message returned because the HPC cluster failed to be modified. The HPC cluster may not exist.
400 Invalid.Parameter Invalid parameters The error message returned because the specified parameter is not valid.
400 HpcClusterNotExists The specified hpc cluster does not exist The specified HPC cluster does not exist.

For more information about error codes, see API Error Center.