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    ScaleOutInstance

    Last updated: 2022-03-16 14:49:17
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    1. API Description

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

    This API is used to scale out instance.

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

    We recommend you to use API Explorer
    Try it
    API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

    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.
    This document describes the parameters for Signature V1. It's recommended to use the V3 signature, which provides higher security. Note that for Signature V3, the common parameters need to be placed in the HTTP Header. See details.

    Parameter Name Required Type Description
    Action Yes String Common parameter. The value used for this API: ScaleOutInstance.
    Version Yes String Common parameter. The value used for this API: 2019-01-03.
    Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
    TimeUnit Yes String Time unit of scale-out. Valid values:
  • s: seconds. When PayMode is 0, TimeUnit can only be s.
  • m: month. When PayMode is 1, TimeUnit can only be m.
    		•
    TimeSpan Yes Integer Duration of scale-out, which needs to be used together with TimeUnit.
    InstanceId Yes String Instance ID.
    PayMode Yes Integer Instance billing mode. Valid values:
  • 0: pay-as-you-go.
    		•
    ClientToken No String Client token.
    PreExecutedFileSettings.N No Array of PreExecuteFileSettings Bootstrap script settings.
    TaskCount No Integer Number of task nodes added.
    CoreCount No Integer Number of core nodes added.
    UnNecessaryNodeList.N No Array of Integer Process not required during scale-out.
    RouterCount No Integer Number of router nodes added.
    SoftDeployInfo.N No Array of Integer Deployed service.
  • SoftDeployInfo and ServiceNodeInfo are in the same group and mutually exclusive with UnNecessaryNodeList.
  • The combination of SoftDeployInfo and ServiceNodeInfo is recommended.
    		•
    ServiceNodeInfo.N No Array of Integer Started process.
    DisasterRecoverGroupIds.N No Array of String List of spread placement group IDs. Only one can be specified currently.
    Tags.N No Array of Tag List of tags bound to added nodes.
    HardwareResourceType No String Resource type selected for scaling. Valid values: host (general CVM resource), pod (resource provided by TKE or EKS cluster)
    PodSpec No PodSpec Specified information such as pod specification and source for expansion with pod resources
    ClickHouseClusterName No String Machine group name selected for ClickHouse cluster scaling-out
    ClickHouseClusterType No String Machine group type selected for ClickHouse cluster scaling-out. new: creates a group; old: selects an existing group
    YarnNodeLabel No String YARN node label specified for rule-based scaling-out
    PodParameter No PodParameter Custom pod permission and parameter
    MasterCount No Integer Number of master nodes to be added
    When a ClickHouse cluster is scaled, this parameter does not take effect.
    When a Kafka cluster is scaled, this parameter does not take effect.
    When HardwareResourceType is pod, this parameter does not take effect.
    StartServiceAfterScaleOut No String Whether to start the service after scaling. true: yes; false: no

    3. Output Parameters

    Parameter Name Type Description
    InstanceId String Instance ID.
    DealNames Array of String Order number.
    Note: this field may return null, indicating that no valid values can be obtained.
    ClientToken String Client token.
    Note: this field may return null, indicating that no valid values can be obtained.
    FlowId Integer Scaling workflow ID.
    Note: this field may return null, indicating that no valid values can be obtained.
    BillId String Big order number.
    Note: this field may return null, indicating that no valid values can be obtained.
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1 Scaling out a cluster

    Input Example

    https://emr.tencentcloudapi.com/?Action=ScaleOutInstance
&TimeUnit=s
&TimeSpan=3600
&CoreCount=1
&InstanceId=emr-5n3l5c83
&PayMode=0
&<Common request parameters>

    Output Example

    {
  "Response": {
    "BillId": "",
    "ClientToken": "",
    "DealNames": [
      "20200309357833",
      "20200309357834",
      "20200309357835",
      "20200309357836"
    ],
    "FlowId": 0,
    "InstanceId": "emr-5n3l5c83",
    "RequestId": "f0f11d21-6d0d-4f73-9177-8ae4ec456068"
  }
}

    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.DuplicateOrderNotAllowed Duplicate order. Please check the EMR console.
    FailedOperation.NotSupportPod Operation failed. The pods are not supported.
    InternalError Internal error.
    InternalError.AccountCgwError An error occurred while calling another service API.
    InternalError.CamCgwError An error occurred while calling another service API.
    InternalError.CamError An error occurred while calling another service API.
    InternalError.CbsCgwError An error occurred while calling another service API.
    InternalError.CbsError An error occurred while calling another service API.
    InternalError.CdbCgwError An error occurred while calling another service API.
    InternalError.CdbError An error occurred while calling another service API.
    InternalError.ConfigCgwError An error occurred while calling another service API.
    InternalError.CvmError An error occurred while calling another service API.
    InternalError.KmsError An error occurred while calling another service API.
    InternalError.ProjectCgwError An error occurred while calling another service API.
    InternalError.SgError An error occurred when calling a security group API.
    InternalError.TKEError An error occurred while calling TKE.
    InternalError.TagError An error occurred while calling another service API.
    InternalError.TradeCgwError An error occurred while calling another service API.
    InternalError.VpcCgwError An error occurred while calling another service API.
    InternalError.VpcError An error occurred while calling another service API.
    InternalError.WoodServerError An error occurred while calling another service API.
    InvalidParameter Invalid parameter.
    InvalidParameter.InvalidAppId Invalid AppId.
    InvalidParameter.InvalidClientToken Invalid ClientToken.
    InvalidParameter.InvalidClusterId Invalid parameter: ClusterId.
    InvalidParameter.InvalidCoreCount The number of core nodes is invalid.
    InvalidParameter.InvalidCount The number of nodes for scaling-out must be greater than 0.
    InvalidParameter.InvalidCountNum An individual scaling-out request only applies to task nodes or core nodes.
    InvalidParameter.InvalidCustomizedPodParam Error message: Invalid PodParameter.
    InvalidParameter.InvalidEksInstance Invalid EKS instance.
    InvalidParameter.InvalidPaymode Invalid billing mode.
    InvalidParameter.InvalidServiceNodeInfo The ServiceNodeInfo parameter is invalid or incorrect.
    InvalidParameter.InvalidSoftDeployInfo The InvalidSoftDeployInfo parameter is invalid or incorrect.
    InvalidParameter.InvalidTaskCount The number of task nodes cannot exceed 20.
    InvalidParameter.InvalidTimeSpan Invalid timespan.
    InvalidParameter.InvalidTimeUnit Invalid TimeUnit.
    InvalidParameter.InvalidTkeInstance TKE cluster ID is invalid or TKE cluster does not meet the requirements.
    InvalidParameterValue.InvalidTkeInstance The TKE cluster ID is invalid, or the TKE cluster is not eligible.
    ResourceInUse.InstanceInProcess The instance is under workflow.
    ResourceInsufficient.InstanceInsufficient The node specification is unsupported or has been sold out.
    ResourceNotFound.ClusterNotFound The instance was not found.
    ResourceNotFound.InstanceNotFound The instance was not found.
    ResourceNotFound.TKEPreconditionNotFound A preset component of the TKE cluster has not been deployed.
    ResourceNotFound.TagsNotFound No specified tag found.
    ResourceUnavailable.ResourceSpecNotDefaultSpec There is no default specification for the current resource specification.
    ResourcesSoldOut The resources have been sold out.
    ResourcesSoldOut.CbsSoldOut The CBS resources have been sold out.
    ResourcesSoldOut.CvmSoldOut CVM instances have been sold out.
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