Last updated: 2020-07-17 11:40:38

1. API Description

Domain name for API request:

This API (DescribeVpcInstances) is used to query a list of VCM instances on VPC.

A maximum of 20 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example:

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: DescribeVpcInstances.
Version Yes String Common parameter. The value used for this API: 2017-03-12.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
Filters.N Yes Array of Filter Filter condition. RouteTableIds and Filters cannot be specified at the same time.
  • vpc-id - String - (Filter condition) VPC instance ID, such as vpc-f49l6u0z.
  • instance-type - String - (Filter condition) CVM instance ID.
  • instance-name - String - (Filter condition) CVM name.
  • Offset No Integer Offset.
    Limit No Integer The number of requested objects.

    3. Output Parameters

    Parameter Name Type Description
    InstanceSet Array of CvmInstance List of CVM instances.
    TotalCount Integer The number of eligible CVM instances.
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1 Queries a list of VCM instances on VPC

    Input Example
    &<Common request parameter>

    Output Example

      "Response": {
        "InstanceSet": [
            "VpcId": "vpc-12345678",
            "SubnetId": "subnet-12345678",
            "InstanceId": "ins-12345678",
            "InstanceName": "test",
            "InstanceState": "RUNNING",
            "InstanceType": "S2.SMALL2",
            "CPU": 1,
            "Memory": 1,
            "EniLimit": 2,
            "EniIpLimit": 2,
            "InstanceEniCount": 1,
            "CreatedTime": "2020-01-01 10:00:00"
        "TotalCount": 1,
        "RequestId": "74883e1b-5901-46de-ae1e-d6e2cf591c5b"

    5. Developer Resources

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    6. Error Code

    The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

    Error Code Description
    InvalidParameterValue.Malformed Invalid input parameter format.
    InvalidParameterValue.Range The parameter value is not in the specified range.
    ResourceNotFound The resource does not exist.

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