Get-WmiObject win32_logicaldisk | where-Object {$_.providername -like ''} | select deviceid, size
Get-WmiObject Win32_Volume | gm
wmic volume get capacity, "free space", name
wmic /output:"c:\temp\mountsizes.txt" /node:sqlnode1,sqlnode2,sqlnode3,sqlnode4volume get capacity, "free space", name