The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name	Required	Allow NULL	Type	Description
Action	Yes	No	String	Public parameter, The value of this interface: DescribeHpcClusters
Version	Yes	No	String	Public parameter, The value of this interface: 2017-03-12
Region	No	No	String	Public parameter,Regional information A list of supported geographies is available through the DescribeRegions interface
HpcClusterIds	No	No	Array of String	High-performance computing cluster ID array. Example: ["hpc-p64fdfa9"]
Name	No	No	String	Name of high-performance computing cluster. Example: MyCluster
Zone	No	No	String	Availability zone. Example: ap-region1-2
Offset	No	No	Uint64	Offset, 0 by default. Example: 0
Limit	No	No	Uint64	Current request volume, 20 by default. Example: 20

3. Output Parameters

Parameter name	Type	Description
HpcClusterSet	Array of HpcClusterInfo	High-performance computing cluster information. Example:View
TotalCount	Uint64	Total number of high-performance computing clusters. Example: 1
RequestId	String	Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code	Description
InvalidZone.MismatchRegion	The specified zone does not exist.
InternalError	Internal error