调用 DescribeDBInstanceNodes 接口查询实例节点的详细信息。

请求类型

同步请求。

调试

请求参数

返回参数

示例

请求示例

POST /?Action=DescribeDBInstanceNodes&Version=2022-01-01 HTTP/1.1
Content-Type: application/json
Host: rds.volcengineapi.com
X-Date: 20211202T101010Z
Authorization: HMAC-SHA256 Credential=AKLTN2I0MmFiNzMxNWE5NDgzMzk4MmVjMTVkODlkZTZ****/20211202/cn-beijing/rds_mysql/request,SignedHeaders=x-date, Signature=71d31fc7bcf990142851c9833c5656391486cda0ae2e0b8ada733b7c6458****
{
    "instanceid": "mysql-25651c34****"
}

返回示例

{
    "ResponseMetadata": {
        "RequestId": "20250605202902007681F01031C6680603-3c0c42",
        "Action": "DescribeDBInstanceNodes",
        "Version": "2022-01-01",
        "Service": "rds_mysql",
        "Region": "cn-beijing"
    },
    "Result": {
        "NodeInfos": [
            {
                "CPUUsedPercentage": 0.015,
                "MemoryUsedPercentage": 0.1727,
                "NodeId": "mysql-25651c34****-md1b4-0",
                "NodeStatus": "Running",
                "NodeType": "Primary",
                "SpaceUsedPercentage": 0.042298582457005976,
                "ZoneId": "cn-beijing-a"
            },
            {
                "CPUUsedPercentage": 0,
                "MemoryUsedPercentage": 0.1873,
                "NodeId": "mysql-25651c34****-sf57c-0",
                "NodeStatus": "Running",
                "NodeType": "Secondary",
                "SlaveIORunning": true,
                "SlaveSQLRunning": true,
                "SpaceUsedPercentage": 0.042298582457005976,
                "SyncDelay": 0,
                "ZoneId": "cn-beijing-a"
            },
            {
                "CPUUsedPercentage": 0,
                "MemoryUsedPercentage": 0.1818,
                "NodeId": "mysql-25651c34****-r399d",
                "NodeStatus": "Running",
                "NodeType": "ReadOnly",
                "SlaveIORunning": true,
                "SlaveSQLRunning": true,
                "SpaceUsedPercentage": 0.042298582457005976,
                "SyncDelay": 73,
                "ZoneId": "cn-beijing-a"
            }
        ]
    }
}

错误码

更多详情，请参见错误码。