I cobbled together this script from bits on the internet. It works fine, but needs OLE Automation to be enabled on the server. Should you wish to do this, use the Surface-Area configuration tool.
— “DiskSpaceUsed.sql” eg: C-Drive 65.3GB used
SET NOCOUNT ON
DECLARE @hr int
DECLARE @fso int
DECLARE @drive char(1)
DECLARE @odrive int
DECLARE @TotalSize varchar(20)
DECLARE @MB bigint
SET @MB = 1048576
CREATE TABLE #drives (drive char(1) PRIMARY KEY,
FreeSpace int NULL,
TotalSize int NULL)
INSERT #drives(drive,FreeSpace)
EXEC master.dbo.xp_fixeddrives
EXEC @hr=sp_OACreate ‘Scripting.FileSystemObject’,@fso OUT
DECLARE dcur CURSOR LOCAL FAST_FORWARD
FOR SELECT drive from #drives
ORDER by drive
OPEN dcur
FETCH NEXT FROM dcur INTO @drive
WHILE @@FETCH_STATUS=0
BEGIN
EXEC @hr = sp_OAMethod @fso,’GetDrive’, @odrive OUT, @drive
EXEC @hr = sp_OAGetProperty @odrive,’TotalSize’, @TotalSize OUT
UPDATE #drives
SET TotalSize=@TotalSize/@MB
WHERE drive=@drive
FETCH NEXT FROM dcur INTO @drive
END
CLOSE dcur
DEALLOCATE dcur
EXEC @hr=sp_OADestroy @fso
SELECT Drive,
cast((TotalSize – FreeSpace)/1024.0 as decimal(4,2)) as ‘Used(GB)’
FROM #drives
ORDER BY drive
DROP TABLE #drives