Scaling Up Storage Space¶

Function¶

This API is used to scale up the storage space of a DB instance.

URI format
POST https://{Endpoint}/v3/{project_id}/instances/{instance_id}/enlarge-volume

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 used for creating an instance.

Parameter description

**Table 2** Parameter description¶
Name	Mandatory	Type	Description
volume	Yes	Object	Specifies detailed information about the volume request. For more information, see Table 3.

**Table 3** volume field data structure description¶
Name	Mandatory	Type	Description
group_id	No	String	Specifies the role ID. For a cluster instance, this parameter is set to the ID of the shard group. This parameter is not transferred for replica set and single node instances.
size	Yes	String	Specifies the requested disk capacity. The value must be an integer multiple of 10 and greater than the current storage space. In a cluster instance, this parameter indicates the storage space of shard nodes. The value range is from 10 GB to 2000 GB. In a replica set instance, this parameter indicates the disk capacity of the DB instance to be expanded. The value range is from 10 GB to 2000 GB. In a single node instance, this parameter indicates the disk capacity of the DB instance to be expanded. The value range is from 10 GB to 1000 GB.

Example request

Clusters:

{
    "volume":
        {
            "group_id":"1b0c008adbcb495c81a3d5762a02a2abgr02",
            "size":20
        }
}

Replica sets:

{
    "volume":
        {
            "size":20
        }
}

Single nodes:

{
    "volume":
        {
            "size":20
        }
}

**Table 4** Parameter description¶
Name	Type	Description
job_id	String	Indicates the task ID.

Response example

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

Status Code:202.

For more information, see Status Code.

For more information, see Error Code.

last updated: 2024-05-17 00:21