更新时间:2023-12-08 GMT+08:00
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创建MRS集群

场景描述

本章节指导用户通过API创建一个MRS分析集群。API的调用方法请参见如何调用API

约束限制

操作步骤

  • 接口相关信息

    URI格式:POST /v2/{project_id}/clusters

    详情请参见创建集群

  • 请求示例

    POST: https://{endpoint}/v2/{project_id}/clusters

    • {endpoint}信息具体请参考终端节点
    • {project_id}信息请通过获取项目ID获取。
    • 节点的实例规格参数“node_size”建议从MRS控制台的集群创建页面获取对应区域对应版本所支持的规格。
    Body:
    {
      "cluster_version": "MRS 3.2.0-LTS.1",
      "cluster_name": "mrs_Demo",
      "cluster_type": "ANALYSIS",
      "charge_info": {
    	  "charge_mode": "postPaid"
      },
      "region": "",
      "availability_zone": "",
      "vpc_name": "vpc-37cd",
      "subnet_name": "subnet-ed99",
      "components": "Hadoop,Spark2x,HBase,Hive,Hue,Flink,Oozie,Ranger,Tez",
      "safe_mode": "KERBEROS",
      "manager_admin_password": "xxx",
      "login_mode": "PASSWORD",
      "node_root_password": "xxx",
      "log_collection": 1,
      "mrs_ecs_default_agency": "MRS_ECS_DEFAULT_AGENCY",
      "tags": [
        {
          "key": "tag1",
          "value": "111"
        },
        {
          "key": "tag2",
          "value": "222"
        }
      ], 
      "node_groups": [
        {
          "group_name": "master_node_default_group",
          "node_num": 2,
          "node_size": "rc3.4xlarge.4.linux.bigdata",
          "root_volume": {
            "type": "SAS",
            "size": 480
          },
          "data_volume": {
            "type": "SAS",
            "size": 600
          },
          "data_volume_count": 1
        },
       {
          "group_name": "core_node_analysis_group",
          "node_num": 3,
          "node_size": "rc3.4xlarge.4.linux.bigdata",
          "root_volume": {
            "type": "SAS",
            "size": 480
          },
          "data_volume": {
            "type": "SAS",
            "size": 600
          },
          "data_volume_count": 1
        },
        {
          "group_name": "task_node_analysis_group",
          "node_num": 3,
          "node_size": "rc3.4xlarge.4.linux.bigdata",
          "root_volume": {
            "type": "SAS",
            "size": 480
          },
          "data_volume": {
            "type": "SAS",
            "size": 600
          },
          "data_volume_count": 1,
    	 "auto_scaling_policy": {
                    "auto_scaling_enable": true,
                    "min_capacity": 0,
                    "max_capacity": 1,
                    "resources_plans": [],
                    "exec_scripts": [],
                    "rules": [
                        {
                            "name": "default-expand-1",
                            "description": "",
                            "adjustment_type": "scale_out",
                            "cool_down_minutes": 5,
                            "scaling_adjustment": "1",
                            "trigger": {
                                "metric_id": 2003,
                                "metric_name": "StormSlotAvailablePercentage",
                                "metric_value": 100,
                                "comparison_operator_id": 2003,
                                "comparison_operator": "LTOE",
                                "evaluation_periods": "1"
                            }
                        }
                    ]
                }
        }
      ]
    }

    参数详细信息请参考创建集群获取。

  • 响应示例
    {
    	"cluster_id": "da1592c2-bb7e-468d-9ac9-83246e95447a"
    }
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