tencent cloud

APIs

InquiryPriceScaleOutInstance

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最后更新时间: 2026-10-10 14:59:11

1. API Description

Domain name for API request: emr.intl.tencentcloudapi.com.

This API is used to inquire the price for a scale-out.

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

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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 Params. The value used for this API: InquiryPriceScaleOutInstance.
Version Yes String Common Params. The value used for this API: 2019-01-03.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
TimeUnit Yes String

Time unit for the scale-out. Valid values:

  • s: indicates seconds. When PayMode is set to 0, TimeUnit can only be set to s.
  • m: indicates months. When PayMode is set to 1, TimeUnit can only be set to m.
  • TimeSpan Yes Integer

    Scale-out duration, which is used together with TimeUnit.

  • When TimeUnit is set to s, this parameter can only be set to 3600, indicating a pay-as-you-go instance.
  • When TimeUnit is set to m, the value set for this parameter indicates the subscription duration of the instance. For example, 1 indicates a one-month subscription.
  • ZoneId Yes Integer

    ID of the AZ to which the instance belongs, for example, 100003. This parameter can be obtained from the ZoneId field in the response of DescribeZones.

    PayMode Yes Integer

    Instance billing mode. Valid values:

  • 0: pay-as-you-go
  • 1: yearly/monthly subscription
  • InstanceId Yes String

    Instance ID.

    CoreCount Yes Integer

    Number of Core nodes to be scaled out.

    TaskCount Yes Integer

    Number of Task nodes to be scaled out.

    Currency Yes String

    Currency type. Valid values:

  • CNY: RMB
  • RouterCount No Integer

    Number of Router nodes to be scaled out.

    MasterCount No Integer

    Number of Master nodes to be scaled out.

    ResourceBaseType No String

    The type can be ComputeResource, EMR, or a default value. The default value is EMR.

    ComputeResourceId No String

    Computing resource ID.

    HardwareResourceType No String

    Scale-out resource type.

    NodeGroupId No String

    Node group ID.

    3. Output Parameters

    Parameter Name Type Description
    OriginalCost String

    Original price (CNY).

    DiscountCost String

    Discounted price (CNY).

    Unit String

    Time unit for the scale-out. Valid values:

  • s: indicates second.
  • m: indicates month.
  • PriceSpec PriceResource

    Node specifications for price inquiry.

    MultipleEmrPrice Array of EmrPrice

    Price inquiry results for multiple specifications in the input parameter MultipleResources. Other output parameters return the inquiry result of the first specifications.

    RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

    4. Example

    Example1 Inquiring the Price for a Scale-Out

    This example shows you how to inquire the price for a scale-out.

    Input Example

    POST / HTTP/1.1
    Host: emr.intl.tencentcloudapi.com
    Content-Type: application/json
    X-TC-Action: InquiryPriceScaleOutInstance
    <Common request parameters>
    
    {
        "TimeSpan": "3600",
        "InstanceId": "emr-3ida6zmi",
        "CoreCount": "1",
        "ZoneId": "100003",
        "PayMode": "0",
        "Currency": "CNY",
        "TaskCount": "0",
        "TimeUnit": "s",
        "RouterCount": "0"
    }

    Output Example

    {
        "Response": {
            "DiscountCost": "0.65",
            "MultipleEmrPrice": [
                {
                    "DiscountCost": "0.65",
                    "OriginalCost": "1.21",
                    "PriceSpec": {
                        "Cpu": 4,
                        "DiskCnt": 0,
                        "DiskNum": 0,
                        "DiskSize": 200,
                        "DiskType": "CLOUD_HSSD",
                        "InstanceType": "S6.LARGE8",
                        "LocalDiskNum": 0,
                        "MemSize": 8192,
                        "MultiDisks": [],
                        "RootSize": 70,
                        "Spec": "CVM.S6",
                        "StorageType": 6,
                        "Tags": null
                    },
                    "SupportSpotPaid": true,
                    "Unit": "s"
                }
            ],
            "OriginalCost": "1.21",
            "PriceSpec": {
                "Cpu": 4,
                "DiskCnt": 0,
                "DiskNum": 0,
                "DiskSize": 200,
                "DiskType": "CLOUD_HSSD",
                "InstanceType": "S6.LARGE8",
                "LocalDiskNum": 0,
                "MemSize": 8192,
                "MultiDisks": [],
                "RootSize": 70,
                "Spec": "CVM.S6",
                "StorageType": 6,
                "Tags": null
            },
            "RequestId": "e0acae32-c70d-4d32-80bd-b2e528a33026",
            "Unit": "s"
        }
    }

    5. Developer Resources

    SDK

    TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

    Command Line Interface

    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
    FailedOperation Operation failed.
    InternalError.AccountCgwError Internal service call exception.
    InternalError.CamCgwError Internal service call exception.
    InternalError.CamError Internal service call exception.
    InternalError.CbsCgwError Internal service call exception.
    InternalError.CbsError Internal service call exception.
    InternalError.CdbCgwError Internal service call exception.
    InternalError.CdbError Internal service call exception.
    InternalError.CheckQuotaErr Insufficient CVM or CBS resources, or invalid software.
    InternalError.ConfigCgwError Internal service call exception.
    InternalError.CvmError Internal service call exception.
    InternalError.KmsError Internal service call exception.
    InternalError.ProjectCgwError Internal service call exception.
    InternalError.SgError An exception occurred when the security group API is called.
    InternalError.TagError Internal service call exception.
    InternalError.TradeCgwError Internal service call exception.
    InternalError.VpcCgwError Internal service call exception.
    InternalError.VpcError Internal service call exception.
    InvalidParameter.InvalidAppId Invalid parameter: APPID.
    InvalidParameter.InvalidCoreCount Invalid Core node quantity.
    InvalidParameter.InvalidCountNum The same request can only scale out Task or Core nodes.
    InvalidParameter.InvalidInstanceType Invalid instance type.
    InvalidParameter.InvalidModifySpec Invalid specifications for configuration change.
    InvalidParameter.InvalidPaymode Invalid payment type.
    InvalidParameter.InvalidResourceSpec Invalid resource specifications.
    InvalidParameter.InvalidTimeSpan Invalid timespan.
    InvalidParameter.InvalidTimeUnit Invalid TimeUnit.
    InvalidParameter.InvalidVpcId Invalid VPC ID.
    ResourceInsufficient.DiskInsufficient The specifications of the hard disk do not meet the requirements.
    ResourceInsufficient.InstanceInsufficient The node specifications are not supported or have been sold out.
    ResourceNotFound.InstanceNotFound The instance cannot be found.
    ResourceUnavailable.ResourceSpecNotDefaultSpec The current resource specifications do not have the default specifications.
    ResourcesSoldOut.CvmSoldOut CVMs have been sold out.

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