调用 ModifyMultiDBInstanceParameters 接口修改目标 MongoDB 实例中的多个参数。

请求类型

异步请求。

注意事项

部分参数修改后，需要重启实例，新参数值才能生效。实例重启时间取决于实例的负载状态，重启过程中实例可能会出现 1~2 次闪断，请谨慎操作。建议在业务低峰期操作并增加应用重连机制，可以大幅降低数据库连接闪断对业务的影响。更多详情，请参见修改实例参数。

请求参数

返回参数

本接口无特有的返回参数。更多信息请见返回结构。

示例

请求示例 1

同时修改副本集实例的 cursorTimeoutMillis 和 journalCommitInterval 参数值。

POST https://mongodb.volcengineapi.com/?Action=ModifyMultiDBInstanceParameters&Version=2022-01-01 HTTP/1.1
Host: mongodb.volcengineapi.com
Content-Type: application/json; charset=utf-8
X-Date: 20201103T104027Z
Authorization: HMAC-SHA256 Credential=AK****/20201103/cn-beijing/mongodb/request,SignedHeaders=content-type;host;x-date,Signature=****
{
  "InstanceId": "mongo-replica-8d67f589****",
  "ParameterObjects": [
    {
      "ParameterName": "cursorTimeoutMillis",
      "ParameterValue": "600001",
      "ParameterRole": "Node"
    },
    {
      "ParameterName": "disableJavaScriptJIT",
      "ParameterValue": "false",
      "ParameterRole": "Node"
    }
  ]
}

返回示例 1

{
    "ResponseMetadata": {
        "RequestId": "2023060411042010023228002****",
        "Action": "ModifyMultiDBInstanceParameters",
        "Version": "2022-01-01",
        "Service": "mongodb",
        "Region": "cn-beijing"
    },
    "Result": null
}

请求示例 2

同时修改分片集群实例中 Shard 的 wiredTigerConcurrentWriteTransactions 和 net.maxIncomingConnections 参数值。

POST https://mongodb.volcengineapi.com/?Action=ModifyMultiDBInstanceParameters&Version=2022-01-01 HTTP/1.1
Host: mongodb.volcengineapi.com
Content-Type: application/json; charset=utf-8
X-Date: 20201103T104027Z
Authorization: HMAC-SHA256 Credential=AK****/20201103/cn-beijing/mongodb/request,SignedHeaders=content-type;host;x-date,Signature=****
{
  "InstanceId": "mongo-shard-9a554522****",
  "ParameterObjects": [
    {
      "ParameterName": "net.maxIncomingConnections",
      "ParameterValue": "Default",
      "ParameterRole": "Shard"
    },
    {
      "ParameterName": "wiredTigerConcurrentWriteTransactions",
      "ParameterValue": "120",
      "ParameterRole": "Shard"
    }
  ]
}

返回示例 2

{
    "ResponseMetadata": {
        "RequestId": "2023060411042010023228002****",
        "Action": "ModifyMultiDBInstanceParameters",
        "Version": "2022-01-01",
        "Service": "mongodb",
        "Region": "cn-beijing"
    },
    "Result": null
}

错误码

更多详情，请参见错误码。