RelocateVMStorage.ps1

$cluster = 'cluster'
$HVNodesActive = Get-ClusterNode -Cluster $cluster | where {$_.State -eq 'UP'}
$AllVMs = Get-VM -ComputerName $HVNodesActive | select Name,Path,ComputerName

#region Workflow declaration
Workflow Invoke-ParallelLiveMigrateStorage
{
    Param (
    [parameter(Mandatory=$true)]
    $VMList,

    [parameter(Mandatory=$true)]
    [String] $DestinationRootFolder,

    [parameter(Mandatory=$true)]
    [String] $Cluster

)

    ForEach -Parallel ($VM in $VMList) {
        $NewPath = Join-Path -Path $DestinationRootFolder -ChildPath $VM
        get-clustergroup -Cluster $Cluster -Name $VM | ForEach-Object {
            Move-VMStorage -DestinationStoragePath $NewPath -VMName $_.Name -ComputerName $_.OwnerNode 
        }
    }
}
#endregion

#MOVE Storage where VMs are
$VMList = @()
foreach ($hvhost in $HVNodesActive) {
    $VMList += ($AllVMs | Where-Object {"$($_.Path)" -notmatch $_.ComputerName})
}

foreach ($hvhost in $VMList) {
   $VMStorageToMigrate =  $VMList | Where-Object {$_.ComputerName -match $hvhost}
   Invoke-ParallelLiveMigrateStorage -VMList $VMStorageToMigrate -DestinationRootFolder "c:\ClusterStorage\$hvhost\VMs" -Cluster $cluster
}