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Drive Space Usage/Free Monitoring Script


Drive Space Usage/Free Monitoring Script

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Ram Ram
Ram Ram
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Comments posted to this topic are about the item Drive Space Usage/Free Monitoring Script
Ricky Lively
Ricky Lively
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-- some small fixes...

-- Drive Space Usage/Free Monitoring Script
-- By Sriram Ramamoorthy, 2006/10/26

BEGIN
   -- 20081125 fix @DBName embedded spaces
   -- 20081125 fix LogFileUsed is %, not MB
   -- 20081125 fix Arithmetic overflow error converting expression to data type int. -- do [size] or [growth] too?
   -- 20081125 add DatabasePropertyEx()
   -- 20081125 add FreeSpace amounts
   -- 20081125 add SET NOCOUNT OFF

   SET NOCOUNT ON

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#DBFileInfo'))
   BEGIN
      DROP TABLE #DBFileInfo
   END


   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#LogSizeStats'))
   BEGIN
      DROP TABLE #LogSizeStats
   END

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#DataFileStats'))
   BEGIN
      DROP TABLE #DataFileStats
   END

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#FixedDrives'))
   BEGIN
      DROP TABLE #FixedDrives
   END

   CREATE TABLE #FixedDrives
      (DriveLetter   VARCHAR(10),
      MB_Free      DEC(20,2))


   CREATE TABLE #DataFileStats
      (DBName      VARCHAR(255),
      DBId      INT,
      FileId       TINYINT,
      [FileGroup]    TINYINT,
      TotalExtents    DEC(20,2),
      UsedExtents    DEC(20,2),
      [Name]       VARCHAR(255),
      [FileName]    VARCHAR(400))


   CREATE TABLE #LogSizeStats -- DBCC SQLPERF -- Provides statistics about how the transaction-log space was used in all databases. It can also be used to reset wait and latch statistics.
      (DBName      VARCHAR(255) NOT NULL PRIMARY KEY CLUSTERED, -- Database Name -- Name of the database for the log statistics displayed.
      DBId      INT,
      LogFile      REAL, -- Log Size (MB) -- Actual amount of space available for the log. This amount is smaller than the amount originally allocated for log space because the SQL Server 2005 Database Engine reserves a small amount of disk space for internal header information.
      LogFileUsed   REAL, -- Log Space Used (%) -- Percentage of the log file currently occupied with transaction log information.
      Status      BIT) -- Status -- Status of the log file. Always 0.
   
   CREATE TABLE #DBFileInfo
      ([ServerName]      VARCHAR(255),
      [DBName]      VARCHAR(65),
      [LogicalFileName]   VARCHAR(400),
      [UsageType]      VARCHAR (30),
      [Size_MB]      DEC(20,2),
      [SpaceUsed_MB]      DEC(20,2),
      [MaxSize_MB]      DEC(20,2),
      [NextAllocation_MB]   DEC(20,2),
      [GrowthType]      VARCHAR(65),
      [FileId]      SMALLINT,
      [GroupId]      SMALLINT,
      [PhysicalFileName]   VARCHAR(400),
      [DateChecked]      DATETIME)


   DECLARE   @SQLString    VARCHAR(3000)
   DECLARE   @MinId      INT
   DECLARE @MaxId      INT
   DECLARE @DBName      VARCHAR(255)

   DECLARE   @tblDBName   TABLE
      (RowId      INT IDENTITY(1,1),
      DBName      VARCHAR(255),
      DBId      INT)

   INSERT   INTO @tblDBName (DBName,DBId)
   SELECT   [Name],DBId FROM Master..sysdatabases WHERE (Status & 512) = 0 /*NOT IN (536,528,540,2584,1536,512,4194841)*/ ORDER BY [Name]


   INSERT INTO #LogSizeStats (DBName,LogFile,LogFileUsed,Status)
   EXEC ('DBCC SQLPERF(LOGSPACE) WITH NO_INFOMSGS')


   UPDATE   #LogSizeStats
   SET    DBId       = DB_ID(DBName)


   INSERT   INTO #FixedDrives EXEC Master..XP_FixedDrives


   SELECT   @MinId = MIN(RowId),
      @MaxId = MAX(RowId)
   FROM   @tblDBName

   WHILE (@MinId <= @MaxId)
   BEGIN
      SELECT   @DBName = [DBName]
      FROM   @tblDBName
      WHERE   RowId = @MinId

      SELECT   @SQLString   =
      'SELECT   ServerName    = @@SERVERNAME,'+
      '   DBName       = '''+@DBName+''','+
      '   LogicalFileName   = [name],'+
      '   UsageType   = CASE WHEN (64&[status])=64 THEN ''Log'' ELSE ''Data'' END,'+
      '    Size_MB      = [size]*8/1024.00,'+
      '    SpaceUsed_MB   = NULL,'+
      -- 20081125 Arithmetic overflow error converting expression to data type int.
      -- ' MaxSize_MB   = CASE [maxsize] WHEN -1 THEN -1 WHEN 0 THEN [size]*8/1024.00 ELSE maxsize*8/1024.00 END,'+
      ' MaxSize_MB   = CASE [maxsize] WHEN -1 THEN -1 WHEN 0 THEN [size]*8/1024.00 ELSE maxsize/1024.00*8 END,'+
      -- 20081125 end
      ' NextExtent_MB   = CASE WHEN (1048576&[status])=1048576 THEN ([growth]/100.00)*([size]*8/1024.00) WHEN [growth]=0 THEN 0 ELSE [growth]*8/1024.00 END,'+
      '   GrowthType   = CASE WHEN (1048576&[status])=1048576 THEN ''%'' ELSE ''Pages'' END,'+
      ' FileId      = [fileid],'+
      '    GroupId      = [groupid],'+
      '    PhysicalFileName= [filename],'+
      '   CurTimeStamp   = GETDATE()'+
      -- 20081125 begin @DBName embedded spaces
      -- 'FROM    '+@DBName+'..sysfiles'
      'FROM    ['+@DBName+']..sysfiles'
      -- 20081125 end
      
      PRINT @SQLString
      INSERT INTO #DBFileInfo
      EXEC (@SQLString)

      UPDATE   #DBFileInfo
      -- 20081125 begin LogFileUsed is %
      -- SET   SpaceUsed_MB = (SELECT LogFileUsed FROM #LogSizeStats WHERE DBName = @DBName)
      SET   SpaceUsed_MB = Size_MB / 100.0 * (SELECT LogFileUsed FROM #LogSizeStats WHERE DBName = @DBName)
      -- 20081125 end
      WHERE   UsageType    = 'Log'
      AND   DBName      = @DBName

      -- 20081125 begin @DBName embedded spaces
      -- SELECT   @SQLString = 'USE ' + @DBName + ' DBCC SHOWFILESTATS WITH NO_INFOMSGS'
      SELECT   @SQLString = 'USE [' + @DBName + '] DBCC SHOWFILESTATS WITH NO_INFOMSGS'
      -- 20081125 end

      INSERT    #DataFileStats (FileId,[FileGroup],TotalExtents,UsedExtents,[Name],[FileName])
      EXECUTE(@SQLString)

      UPDATE    #DBFileInfo
      SET    [SpaceUsed_MB] = S.[UsedExtents]*64/1024.00
      FROM    #DBFileInfo AS F
         INNER JOIN #DataFileStats AS S
      ON    F.[FileId] = S.[FileId]
      AND    F.[GroupId] = S.[FileGroup]
      AND    F.[DBName] = @DBName

      TRUNCATE TABLE #DataFileStats


      SELECT @MinId = @MInId + 1
   END

   SELECT   [ServerName],
      [DBName],
      [LogicalFileName],
      [UsageType] AS SegmentName,
      B.MB_Free AS FreeSpaceInDrive,
      [Size_MB],
      [SpaceUsed_MB],
      -- 20081125 begin FreeSpace amounts
      [Size_MB] - [SpaceUsed_MB] AS FreeSpace_MB,
      CAST(([Size_MB] - [SpaceUsed_MB]) / [Size_MB] AS decimal(4,2)) AS FreeSpace_Pct,
      -- 20081125 end
      [MaxSize_MB],
      [NextAllocation_MB],
      CASE MaxSize_MB WHEN -1 THEN CAST(CAST(([NextAllocation_MB]/[Size_MB])*100 AS INT) AS VARCHAR(10))+' %' ELSE 'Pages' END AS [GrowthType],
      [FileId],
      [GroupId],
      [PhysicalFileName],
      -- 20081125 begin DatabasePropertyEx
      CONVERT(sysname,DatabasePropertyEx([DBName],'Status')) AS Status,
      CONVERT(sysname,DatabasePropertyEx([DBName],'Updateability')) AS Updateability,
      CONVERT(sysname,DatabasePropertyEx([DBName],'Recovery')) AS RecoveryMode,
      CONVERT(sysname,DatabasePropertyEx([DBName],'UserAccess')) AS UserAccess,
      CONVERT(sysname,DatabasePropertyEx([DBName],'Version')) AS Version,
      -- 20081125 end
      [DateChecked]
   FROM    #DBFileInfo AS A
      LEFT JOIN #FixedDrives AS B
         ON SUBSTRING(A.PhysicalFileName,1,1) = B.DriveLetter
   ORDER BY DBName,GroupId,FileId

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#DBFileInfo'))
   BEGIN
      DROP TABLE #DBFileInfo
   END


   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#LogSizeStats'))
   BEGIN
      DROP TABLE #LogSizeStats
   END

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#DataFileStats'))
   BEGIN
      DROP TABLE #DataFileStats
   END

   IF EXISTS (SELECT 1 FROM Tempdb..Sysobjects WHERE [Id] = OBJECT_ID('Tempdb..#FixedDrives'))
   BEGIN
      DROP TABLE #FixedDrives
   END

   -- 20081125 begin SET NOCOUNT OFF
   SET NOCOUNT OFF
   -- 20081125 end

END
merchiem
merchiem
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Hey,
I run the script and got results but i want to dump the data from the script in another table. How do i do that. Since all the tables are drop.

thanks in advance
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