Creates a namespace.


Hybrid Cloud Monitoring is activated. For more information, see Activate Hybrid Cloud Monitoring.

Usage notes

This topic provides an example on how to create a namespace named aliyun. In this example, the data retention period of the namespace is set to cms.s1.3xlarge. The returned result indicates that the namespace is created.


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 CreateHybridMonitorNamespace

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

Namespace String Yes aliyun

The name of the namespace.

The name can contain lowercase letters, digits, and hyphens (-).

Description String No The namespace for the metrics of Alibaba Cloud services.

The description of the namespace.

Spec String No cms.s1.3xlarge

The data retention period of the namespace. Valid values:

  • cms.s1.large: 15 days
  • cms.s1.xlarge: 32 days
  • cms.s1.2xlarge: 63 days
  • cms.s1.3xlarge (default value): 93 days
  • cms.s1.6xlarge: 185 days
  • cms.s1.12xlarge: 376 days

For information about the pricing for different retention periods, see the Pricing section in Billing of the dashboard feature.

For more information about common request parameters, see Common parameters.

Response parameters

Parameter Type Example Description
Code String Success

The returned message.

Message String Namespace.Existed

The error message.

RequestId String 3843D23A-FB9E-5DC8-BCCC-458768B79296

The ID of the request.

Success String true

Indicates whether the call was successful. Valid values:

  • true: The call was successful.
  • false: The call failed.


Sample requests

&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK


JSON format

HTTP/1.1 200 OK

  "RequestId" : "3843D23A-FB9E-5DC8-BCCC-458768B79296",
  "Code" : "Success",
  "Success" : true

Error codes

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