Script to get LUN with free space on Windows server

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 Get-PhysicalDisk | Select-Object FriendlyName, @{Name="Capacity"; Expression={$_.Size/1GB}}, @{Name="FreeSpace"; Expression={($_.Size - $_.AllocatedSize)/1GB}}


Get-WmiObject Win32_logicaldisk | Select-Object DeviceID, FreeSpace

Get-Disk | Select Manufacturer, SerialNumber, UniqueId

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