Restarting a DB Instance¶
Function¶
This API is used to restart a DB instance.
Important
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
¶ 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
¶ 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
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
¶ 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.