Modify a vSAN Datastore

You can add or remove local disks from existing vSAN disk groups or remove entire vSAN disk groups.

Prerequisites

• Verify that you are connected to a vCenter Server system.
• Verify that at least one vSAN disk group exists in the cluster.

Procedure

1. Get the vSAN disk group from a cluster.

   $dgs = Get-VsanDiskGroup -Cluster 'VsanCluster'

2. Get all vSAN disks from the vSAN disk group.

   $dg = $dgs[0]
   Get-VsanDisk –VsanDiskGroup $dg

3. Add a hard disk to the vSAN disk group.

   $disk = New-VsanDisk -CanonicalName 'HDD-CanonicalName' -VsanDiskGroup $dg

4. Remove a hard disk from the vSAN disk group.

   Remove-VsanDisk -VsanDisk $disk

5. Remove the entire vSAN disk group.

   Remove-VsanDiskGroup -VsanDiskGroup $dg