Restarting a DB Instance

Function

This API is used to restart a DB instance.

The DDS DB instance will be unavailable during the restart process. Exercise caution when performing this operation.

Constraints

If the instance status is not normal, the instance cannot be restarted.

URI

• URI format

  POST https://{Endpoint}/v3/{project_id}/instances/{instance_id}/restart

• Parameter description

  Table 1 Parameter description

  Name	Mandatory	Description
  project_id	Yes	Specifies the project ID of a tenant in a region.
  instance_id	Yes	Specifies the instance ID, which can be obtained by calling the API for querying instances. If you do not have an instance, you can call the API to create an instance.

Requests

• Parameter description

  Table 2 Parameter description

  Name	Mandatory	Type	Description
  target_type	No	String	Specifies the type of the object to restart. This parameter is mandatory when you restart one or more nodes of a cluster instance. Set the value to mongos if mongos nodes are restarted. Set the value to shard if shard nodes are restarted. Set the value to config if config nodes are restarted. This parameter is not transferred when the DB instance is restarted.
  target_id	Yes	String	Specifies the ID of the object to be restarted, which can be obtained by calling the API for querying instances. If you do not have an instance, you can call the API used for creating an instance. In a cluster instance, the value is the ID of the node to restart. When you restart the entire DB instance, the value is the DB instance ID.

• Example request

  POST https://dds.eu-de.otc.t-systems.com/v3/0549b4a43100d4f32f51c01c2fe4acdb/instances/9136fd2a9fcd405ea4674276ce36dae8in02/restart

  Restart the DB instance.

  {
  	"target_id":"9136fd2a9fcd405ea4674276ce36dae8in02"
  }

  Restart shards.

  {
         "target_type":"shard",
         "target_id":"84e7c96b82aa4fedb3b00f98edd71ba4gr02"
  }

  Restart configs.

  {
        "target_type":"config",
        "target_id":"06439baa35c146d3a8965af59d370908gr02"
  }

  Restart mongos.

  {
        "target_type":"mongos",
        "target_id":"bd4dccbd53ae48d5bd3046bebf715079no02"
  }

Responses

• Parameter description

  Table 3 Parameter description

  Name	Type	Description
  job_id	String	Indicates the workflow ID.

• Response example

  { 
      "job_id": "3711e2ad-5787-49bc-a47f-3f0b066af9f5" 
  }

Status Code

Status Code:202.

For more information, see Status Code.

Error Code

For more information, see Error Code.