弹性 MapReduce 描述容器EMR-TKE集群Dynami

1. 接口描述

接口请求域名： emr.tencentcloudapi.com 。

描述容器EMR-TKE集群DynamicInstance详情

默认接口请求频率限制：20次/秒。

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2. 输入参数

以下请求参数列表仅列出了接口请求参数和部分公共参数，完整公共参数列表见公共请求参数。

参数名称	必选	类型	描述
Action	是	String	公共参数，本接口取值：DescribeDynamicInstanceDetail。
Version	是	String	公共参数，本接口取值：2019-01-03。
Region	是	String	公共参数，详见产品支持的地域列表。
InstanceId	是	String	EMR 集群 id 示例值：emr-23fj93hg
RayClusterId	是	Integer	Ray集群Id 示例值：937975

3. 输出参数

参数名称	类型	描述
RayClusterName	String	ray集群名示例值：ray-f320gjo
RayClusterId	Integer	ray集群ID 示例值：9397946
SubmitType	Integer	创建类型枚举值： 1：表单创建 2： yaml创建示例值：1
Namespace	String	命名空间示例值：default
CreateTime	String	创建时间示例值：2025-10-23 12:00:00
UpdateTime	String	更新时间示例值：2025-10-23 12:00:00
Labels	Array of NameValue	labels
Tolerations	Array of Toleration	Tolerations
Env	Array of NameValue	环境变量
SupportExternalKerberosService	Boolean	是否依赖 Kerberos 外部组件示例值：true
KerberosCluster	String	依赖的Kerberos集群示例值：emr-w23jgj
Token	String	token 示例值：hfiewhgie921789
HeadGroupSpec	DynamicInstanceGroupSpec	HeadGroup
WorkerGroupSpecs	Array of DynamicInstanceGroupSpec	WorkerGroup
StorageConfigEnabled	Boolean	是否开启存储配置示例值：true
RedisInstance	RedisInstance	Redis 实例信息
CustomImage	CustomImage	镜像信息
DashboardUrl	String	dashboard链接示例值：http://10.0.0.1:8080/raycluster
TotalPodCount	Integer	pod 总数示例值：20
HighAvailability	Boolean	是否高可用示例值：true
PersistentVolume	PersistentVolume	存储信息
RayClusterYaml	String	rayClusterYamlJson 示例值：(rayClusterYamlJson)
RequestId	String	唯一请求 ID，由服务端生成，每次请求都会返回（若请求因其他原因未能抵达服务端，则该次请求不会获得 RequestId）。定位问题时需要提供该次请求的 RequestId。

4. 示例

示例1 DynamicInstance 详细信息

输入示例

POST / HTTP/1.1
Host: emr.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeInsightMetricNodeList
<公共请求参数>

{
    "InstanceId": "emr-a2jqs6n3",
    "RayClusterId": 28
}

输出示例

{
    "Response": {
        "CreateTime": "2025-12-27 16:43:18",
        "DashboardUrl": "http://43.141.243.208/raycluster",
        "HeadGroupSpec": {
            "Cpu": 1,
            "Env": [
                {
                    "Name": "testkey",
                    "Value": "testval"
                }
            ],
            "Gpu": 0,
            "GpuType": "",
            "GroupType": "HeadGroup",
            "Labels": [
                {
                    "Name": "label-key-01",
                    "Value": "label-val-01"
                }
            ],
            "MaxNodes": 0,
            "MemSize": 2,
            "MinNodes": 0,
            "Name": "headGroup",
            "PersistentVolume": {
                "CBSVolumes": [],
                "CFSVolumes": [],
                "COSVolumes": [],
                "StorageVolumeDetail": [],
                "StorageVolumeName": [],
                "VolumeMounts": []
            },
            "PodCount": 2,
            "ResourceLabels": "{\"Custom1\":1,\"Custom2\":5}",
            "Scheduler": "{\"nodeSelector\":{\"kubernetes.io/hostname\":\"10.0.1.61\"},\"nodeAffinity\":null}",
            "StorageConfigEnabled": false,
            "Tolerations": [
                {
                    "Key": "toleration-key-01",
                    "Value": "toleration_val_01"
                }
            ]
        },
        "HighAvailability": true,
        "KerberosCluster": "emr-h6mtwtgn",
        "Namespace": "251233703-emr-a2jqs6n3",
        "PersistentVolume": {
            "CBSVolumes": [],
            "CFSVolumes": [],
            "COSVolumes": [],
            "StorageVolumeDetail": [],
            "StorageVolumeName": [],
            "VolumeMounts": []
        },
        "RayClusterId": 28,
        "RayClusterName": "raycluster",
        "RayClusterYaml": "apiVersion: ray.io/v1\nkind: RayCluster\nmetadata:\n    name: raycluster\n    namespace: 251233703-emr-a2jqs6n3\n    annotations:\n        ray.io/ft-enabled: \"true\"\n        runtime.emr.tencent.com/raycluster-managedby-emr: \"true\"\nspec:\n    headGroupSpec:\n        serviceType: ClusterIP\n        rayStartParams:\n            enable-head-ha: \"true\"\n            resources: '{\\\"Custom1\\\":1,\\\"Custom2\\\":5}'\n        template:\n            metadata:\n                labels:\n                    label-key-01: label-val-01\n            spec:\n                tolerations:\n                    - key: toleration-key-01\n                      value: toleration_val_01\n                nodeSelector:\n                    kubernetes.io/hostname: 10.0.1.61\n                containers:\n                    - name: ray-head\n                      image: ccr.ccs.tencentyun.com/emr-image-base/ray:2.52.0-65-653-dev\n                      resources:\n                        requests:\n                            cpu: \"1\"\n                            memory: 2G\n                        limits:\n                            cpu: \"1\"\n                            memory: 2G\n                      env:\n                        - name: testkey\n                          value: testval\n                      securityContext:\n                        capabilities:\n                            add:\n                                - SYS_ADMIN\n        replicas: 2\n    workerGroupSpecs:\n        - groupName: workerGroup0\n          replicas: 1\n          minReplicas: 1\n          maxReplicas: 1\n          rayStartParams: {}\n          template:\n            metadata: {}\n            spec:\n                containers:\n                    - name: ray-worker\n                      image: ccr.ccs.tencentyun.com/emr-image-base/ray:2.52.0-65-653-dev\n                      resources:\n                        requests:\n                            cpu: \"1\"\n                            memory: 2G\n                        limits:\n                            cpu: \"1\"\n                            memory: 2G\n                      securityContext:\n                        capabilities:\n                            add:\n                                - SYS_ADMIN\n        - groupName: WorkerGroup1\n          replicas: 1\n          minReplicas: 1\n          maxReplicas: 1\n          rayStartParams: {}\n          template:\n            metadata: {}\n            spec:\n                containers:\n                    - name: ray-worker\n                      image: ccr.ccs.tencentyun.com/emr-image-base/ray:2.52.0-65-653-dev\n                      resources:\n                        requests:\n                            cpu: \"1\"\n                            memory: 2G\n                        limits:\n                            cpu: \"1\"\n                            memory: 2G\n                      securityContext:\n                        capabilities:\n                            add:\n                                - SYS_ADMIN\n",
        "RedisInstance": {
            "Host": "10.0.1.120",
            "Id": "crs-2yrj6b29",
            "Port": 6379
        },
        "RequestId": "f79d7d08-51b4-4569-bd47-0a6cd2abed6a",
        "StorageConfigEnabled": false,
        "SubmitType": 1,
        "SupportExternalKerberosService": true,
        "Token": "emr-token-1pqyhv6r-n4fnvseb-9b6svpe3",
        "TotalPodCount": 4,
        "UpdateTime": "2025-12-29 11:27:53",
        "WorkerGroupSpecs": [
            {
                "Cpu": 1,
                "Gpu": 0,
                "GpuType": "",
                "GroupType": "WorkerGroup",
                "MaxNodes": 1,
                "MemSize": 2,
                "MinNodes": 1,
                "Name": "workerGroup0",
                "PersistentVolume": {
                    "CBSVolumes": [],
                    "CFSVolumes": [],
                    "COSVolumes": [],
                    "StorageVolumeDetail": [],
                    "StorageVolumeName": [],
                    "VolumeMounts": []
                },
                "PodCount": 1,
                "ResourceLabels": "null",
                "Scheduler": "",
                "StorageConfigEnabled": false
            },
            {
                "Cpu": 1,
                "Gpu": 0,
                "GpuType": "",
                "GroupType": "WorkerGroup",
                "MaxNodes": 1,
                "MemSize": 2,
                "MinNodes": 1,
                "Name": "WorkerGroup1",
                "PersistentVolume": {
                    "CBSVolumes": [],
                    "CFSVolumes": [],
                    "COSVolumes": [],
                    "StorageVolumeDetail": [],
                    "StorageVolumeName": [],
                    "VolumeMounts": []
                },
                "PodCount": 1,
                "ResourceLabels": "null",
                "Scheduler": "",
                "StorageConfigEnabled": false
            }
        ]
    }
}

5. 开发者资源

腾讯云 API 平台

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API Inspector

用户可通过 API Inspector 查看控制台每一步操作关联的 API 调用情况，并自动生成各语言版本的 API 代码，也可前往 API Explorer 进行在线调试。

SDK

云 API 3.0 提供了配套的开发工具集（SDK），支持多种编程语言，能更方便的调用 API。

Tencent Cloud SDK 3.0 for Python: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for Java: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for PHP: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for Go: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for Node.js: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for .NET: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for C++: CNB, GitHub, Gitee
Tencent Cloud SDK 3.0 for Ruby: CNB, GitHub, Gitee

命令行工具

Tencent Cloud CLI 3.0

6. 错误码

该接口暂无业务逻辑相关的错误码，其他错误码详见公共错误码。

描述容器EMR-TKE集群DynamicInstance详细信息

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