CBS allows you to create a cloud disk and attach it to any CVM in the same availability zone. The cloud disk is identified and used by the CVM through block storage device mapping. Once created, the cloud disk can reach its maximum performance without prefetch.
You can create different types of CBS cloud disks based on business needs. For more information about CBS disk types, see Cloud Disk Types.
Log in to the CBS console.
Select a region and click Create.
In the Purchase Data Disk dialog box, configure the following parameters:
|Availability Zone||Required. |
The availability zone where the created cloud disk resides. It cannot be modified after the cloud disk is created.
|Cloud Disk Type||Required. |
Four CBS cloud disk types are available:
|Quick Disk Creation||Optional. To create a cloud disk using a snapshot, you need to tick Create a cloud disk with a snapshot and select the snapshot you want to use. |
CBS provides the following cloud disk capacity and specifications:
|Scheduled Snapshot||Optional. |
You can associate scheduled snapshot policies when creating a cloud disk to regularly manage your cloud disk snapshots. Currently, Tencent Cloud provides a 50 GB free tier for each region in the Chinese mainland. For more information, see Billing Overview.
|Disk Name||Optional. |
A maximum of 128 characters are supported. It must start with a letter, and can be a combination of letters, digits, and special characters (
When creating a cloud disk, you can configure the project to which the cloud disk belongs. The default value is DEFAULT PROJECT.
When creating a cloud disk, you can bind a tag to it. Tags are used for identification, helping you easily categorize and search for cloud resources. For more information, see Tag.
|Billing Mode||Required |
CBS is pay-as-you-go.
The default value is 1, meaning only one cloud disk is created. Currently, up to 50 cloud disks can be created at one time.
|Period||The pay-as-you-go billing mode does not involve this parameter.|
You can view the cloud disk(s) you created in the Cloud Block Storage list page. The new elastic cloud disk is in the To be attached status. To attach it to a CVM instance in the same availability zone, see Attaching Cloud Disks.
If you want to create a cloud disk that contains all data upon creation, you can create cloud disks using snapshots.
You can use the
CreateDisks API to create a cloud disk. For more information, see CreateDisks.