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APIs

CreateSLInstance

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마지막 업데이트 시간: 2026-10-10 14:58:09

1. API Description

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

This API is used to create a Serverless instance, for example, HBase, StarRocks, and TCBase instances.- This API is successfully called, and a Serverless instance is created. If the instance creation request succeeds, InstanceId of the instance and RequestID of the request are returned.

  • This is an asynchronous API. The operation is not completed immediately when the API call returns. The instance operation result can be viewed by calling the DescribeInstancesList API, and the StatusDesc field for the current instance can be returned.

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: CreateSLInstance.
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. This API only supports: ap-bangkok, ap-beijing, ap-chongqing, ap-guangzhou, ap-jakarta, ap-nanjing, ap-shanghai, ap-singapore, eu-frankfurt.
InstanceName Yes String Instance name.
PayMode Yes Integer Instance billing mode. Valid values: 0 (postpaid, that is, pay-as-you-go) and 1 (prepaid, that is, yearly/monthly subscription).
DiskType Yes String Instance storage type. Valid values: CLOUD_HSSD (Enhanced SSD) and CLOUD_BSSD (Balanced SSD).
DiskSize Yes Integer Disk capacity of a single node of the instance (GB). The disk capacity of a single node should be greater than or equal to 100 and less than or equal to 250 x the number of CPU cores. The capacity adjustment step is 100.
NodeType Yes String Instance node specifications. Valid values: 4C16G, 8C32G, 16C64G, and 32C128G. The value is case-insensitive.
ZoneSettings.N Yes Array of ZoneSetting Detailed configuration of the instance AZ, including the region name, VPC information, and number of nodes. Currently, multiple AZs are supported. The number of AZs must be 1 or 3, and the total number of nodes across all AZs must be greater than or equal to 3 and less than or equal to 50.
Tags.N No Array of Tag List of tags to be bound to the instance.
PrePaySetting No PrePaySetting Prepaid parameter.
ClientToken No String Unique random identifier with a time-to-live of 5 minutes, which needs to be specified by the caller to prevent the client from repeatedly creating resources, for example, a9a90aa6---****-fae360632808.
DeploymentMode No String Deployment mode.
UserName No String Service username, which is optional for services without the need to set usernames. The value can contain 8 to 16 characters, including uppercase letters, lowercase letters, and digits.

3. Output Parameters

Parameter Name Type Description
InstanceId String Instance unique identifier (string).
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 Creating a Serverless HBase Instance

This example shows you how to create a Serverless HBase instance.

Input Example

POST / HTTP/1.1
Host: emr.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateSLInstance
<Common request parameters>

{
    "InstanceName": "sl-haoyuhua-test-create",
    "PayMode": 0,
    "DiskType": "CLOUD_PREMIUM",
    "DiskSize": 100,
    "NodeType": "4C16G",
    "ZoneSettings": [
        {
            "Zone": "ap-guangzhou-2",
            "VPCSettings": {
                "VpcId": "vpc-dcfhrh73",
                "SubnetId": "subnet-5bhc4kly"
            },
            "NodeNum": 1
        },
        {
            "Zone": "ap-guangzhou-2",
            "VPCSettings": {
                "VpcId": "vpc-dcfhrh73",
                "SubnetId": "subnet-5bhc4kly"
            },
            "NodeNum": 1
        },
        {
            "Zone": "ap-guangzhou-2",
            "VPCSettings": {
                "VpcId": "vpc-dcfhrh73",
                "SubnetId": "subnet-5bhc4kly"
            },
            "NodeNum": 1
        }
    ],
    "Tags": []
}

Output Example

{
    "Response": {
        "InstanceId": "emr-8qrmc34c",
        "RequestId": "983e4dae-1cb4-40cb-8476-3231a6849696"
    }
}

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.
FailedOperation.RefundCvmFailed Operation failed.
InternalError Internal error.
InternalError.CamCgwError Internal service call exception.
InternalError.CvmError Internal service call exception.
InvalidParameter Parameter error.
InvalidParameter.InvalidAppId Invalid parameter: APPID.
InvalidParameter.InvalidClusterId Invalid parameter: ClusterId.
InvalidParameter.InvalidDiskSize Invalid disk size.
InvalidParameter.InvalidInstanceName Invalid cluster name.
InvalidParameter.InvalidNodeCount Number of illegal nodes.
InvalidParameter.InvalidNodeType Invalid NodeType.
InvalidParameter.InvalidPassword Invalid password.
InvalidParameter.InvalidPaymode Invalid payment type.
InvalidParameter.InvalidResourceSpec Invalid resource specifications.
InvalidParameter.InvalidUinNum Invalid input for the parent account UIN parameter.
ResourceUnavailable.ResourceSpecNotExist The resource specifications do not exist.
UnauthorizedOperation.CheckCamAuth No permission to verify account operations.
UnsupportedOperation.ServiceNotSupport This service does not support this operation.

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