Document Database Service

Instance Disk Expansion

2025-07-14 08:59:17

Expanding Disk Space of Cluster Instances

You can expand the storage space and backup space for sharded cluster instances.

Expanding storage space

Expand the storage space for cluster instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Storage Space Expansion button is displayed.

  4. Click Storage Space Expansion to go to the storage space expansion page.

  5. On the storage space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the storage space is expanded.

Expanding backup space

Expand the backup space for cluster instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Backup Space Expansion button is displayed.

  4. Click Backup Space Expansion to go to the backup space expansion page.

  5. On the backup space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the backup space is expanded.

Expanding Disk Space of Replica Set Instances

You can expand the storage space and backup space for multi-node replica set instances.

Expanding storage space

Expand the storage space for multi-node replica set instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Storage Space Expansion button is displayed.

  4. Click Storage Space Expansion to go to the storage space expansion page.

  5. On the storage space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the storage space is expanded.

Expanding backup space

Expand the backup space for multi-node replica set instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Backup Space Expansion button is displayed.

  4. Click Backup Space Expansion to go to the backup space expansion page.

  5. On the backup space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the backup space is expanded.

Expanding Disk Space of Single-Node Instances

You can expand the storage space and backup space for single-node instances.

Expanding storage space

Expand the storage space for single-node instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Storage Space Expansion button is displayed.

  4. Click Storage Space Expansion to go to the storage space expansion page.

  5. On the storage space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the storage space is expanded.

Expanding backup space

Expand the backup space for single-node instances in the following steps:

  1. Go to the DDS Management Console.

  2. Click Instance Management to go to the instance list page.

  3. In the Operation column of the instance for which you want to expand the storage space, click More. The Backup Space Expansion button is displayed.

  4. Click Backup Space Expansion to go to the backup space expansion page.

  5. On the backup space expansion page, select the space to expand as instructed and click Buy Now.

  6. After making payment, wait for several minutes and refresh the detailed information of the instance. You can see that the backup space is expanded.


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