User`s guide

Synology DiskStation User's Guide

Based on DSM 3.2

30 Chapter 4: Manage Storage Space

6 On the Allocate volume capacity page, enter a number in the Allocate Size (GB) field to specify the volume

capacity, and click Next.

7 Click Apply to start volume creation.

Create a Disk Group

You can also create a Disk Group on your DiskStation, and then create multiple volumes on the created Disk

Group.

To create a Disk Group:

1 Click the Disk Group tab.

2 Choose the hard disks you want to add to the Disk Group, and then click Next.

3 Click Yes to confirm, and then choose available RAID type for the new Disk Group. Click Next to continue.

4 Choose whether to perform disk check, and then click Next.

5 Click Apply to start Disk Group creation.

To create volumes on the created Disk Group:

Follow the instructions of "Create a Volume by Allocating Partial Space on a Disk Group" on Page 29. Choose

Choose an existing Disk Group in step 5, and choose the Disk Group to create a volume on it.

More Information

About Shared Folder Quota: DSM doesn't come with shared folder quota support. However, you can limit the

maximum size of a shared folder by doing the following:

1 Create a volume and specify its capacity by following the instructions of "Create a Volume by Allocating

Partial Space on a Disk Group" (shown above).

2 Create a single shared folder on the newly-created volume. (See "Set Up Shared Folders" on Page 57 for

more information.)

3 After the setup is complete, the maximum size of the shared folder will be limited to be the same as the

volume capacity.

Remove a Volume or Disk Group

1 Click the Volume or Disk Group tab.

2 Select the volume or Disk Group you want to remove.

3 Click Remove and follow the wizard to remove the volume or Disk Group.

Note: Data stored on the volume or Disk Group will be deleted after you remove the volume or Disk Group. Be

careful using this option.

Repair a Volume or Disk Group

The repair function is available for RAID 1, RAID 10, RAID 5, RAID 5+Spare, RAID 6, and SHR volumes or Disk

Groups. Depending on your RAID types, When one or two of the hard drives in the volume or Disk Group fails, it

will be in the degraded mode. You can repair the volume or Disk Group by replacing the crashed disk(s) to keep

the data on the volume or Disk Group protected.

Note: Synology DiskStation provides the hot swapping function, allowing you to replace the crashed disk without

shutting down your Synology DiskStation.

To identify and replace the crashed disk:

1 Identify the crashed disk by doing one of the following:

 Check the hard drive icons in Storage Manager. The icon of the crashed disk will appear with an

exclamation mark.

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This is supported on specific models only. Visit www.synology.com for more information.