DescribeInstanceMonitorData - ENS - Alibaba Cloud Documentation Center

Queries the vCPU and memory usage of an instance.

Debugging

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Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
ens:DescribeInstanceMonitorData	get	All Resources *	none	none

Request parameters

Parameter	Type	Required	Description	Example
InstanceId	string	No	The ID of the instance. You can specify only one instance ID.	yourInstance ID
StartTime	string	No	The beginning of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. If the value of the seconds place is not 00, the start time is automatically set to the next minute.	2019-10-29T23:00:00Z
EndTime	string	No	The end of the time range to query. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. If the value of the seconds place is not 00, the start time is automatically set to the next minute.	2019-10-30T08:00:00Z
Period	string	No	The precision of the monitoring data that you want to obtain. Valid values: 60, 300, 1200, 3600, and 14400. Default value: 60. Unit: seconds.	60

Response parameters

Parameter	Type	Description	Example
	object
Code	integer	The returned service code. A value of 0 indicates that the operation was successful.	0
MonitorData	array<object>	The set of InstanceMonitorDataType data.
	object
CPU	string	The vCPU usage of the instance, which is raw data. For example, a value of 0.02 indicates that the usage is 2%.	0.02
InstanceId	string	The ID of the instance.	yourInstance ID
Memory	string	This parameter is not yet supported.
RequestId	string	The request ID.	C8B26B44-0189-443E-9816-D951F59623A9

Examples

Sample success responses

JSONformat

{
  "Code": 0,
  "MonitorData": {
    "InstanceMonitorData": [
      {
        "CPU": "0.02",
        "InstanceId": "yourInstance ID",
        "Memory": ""
      }
    ]
  },
  "RequestId": "C8B26B44-0189-443E-9816-D951F59623A9"
}

Error codes

HTTP status code	Error code	Error message
400	MissingParameter	The input parameters that is mandatory for processing this request is not supplied.
400	NoPermission	Permission denied.
400	InvalidParameter.%s	The specified field %s invalid. Please check it again.

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

Change history

Change time	Summary of changes	Operation
2024-01-25	The Error code has changed. The request parameters of the API has changed	View Change Details