Replace failed disk with new

Created Freitag 11 Oktober 2024

>= Windows Server 2012 R2

The Server manager does not have all tools to replace a failed disk in a pool. Use Powershell.

Remove physicaly the failed physical disk.

You can also remove it at the end. It depends how the disk failed. If your system hangs because of a failed disk, it's probably necessary to remove it before this workflow.

List pools to check which is degraded.
List the physical disks of the degraded pool.
FriendlyName CanPool OperationalStatus HealthStatus Usage Size
------------ ------- ----------------- ------------ ----- ----
PhysicalDisk3 False OK Healthy Auto-Select 5.46 TB
PhysicalDisk-1 False Lost Communication Warning Retired 5.46 TB
Check OperationalStatus or HealthStatus to find the (removed) failed disk. Remember the FriendlyName.
Retire the failed disk:
PS> Set-PhysicalDisk -FriendlyName <Disk friendly name> -Usage Retired

Before you add the new disk remember the serial number or other specific attributes (model, size, ...) to the new disk.
List disks to get the FriendlyName of the new disk:
PS> Get-PhysicalDisk | select FriendlyName,Model,Size,SerialNumber | ft -AutoSize
Add the new disk to the pool:
PS> Add-PhysicalDisk -PhysicalDisks <Disk friendly name> -StoragePoolFriendlyName <Storage pool friendly name>

List virtual disks of the degraded pool.
Repair degraded (Marked with warning in HealthStatus) virtual disk:
PS> Repair-VirtualDisk –FriendlyName "<Virtual disk friendly name>"

Check repair status:
PS> Get-StorageJob

After the repair finished remove the failed disk from the pool:
PS> Remove-PhysicalDisk –PhysicalDisks (Get-PhysicalDisk | Where-Object {$_.Usage -eq 'Retired'}) –StoragePoolFriendlyName <Pool friendly name>