Tempdb--查看tempdb使用的脚本

GO

/****** Object:  StoredProcedure [dbo].[usp_GetTempDBUsedSpace]    Script Date: 03/05/2014 13:24:42 ******/

SET ANSI_NULLS ON

GO

SET QUOTED_IDENTIFIER ON

GO

-- =============================================

-- Author: SQL SERVER DMVS IN ACTIONS

-- Create date: 

-- Description:    查看Tempdb数据库的空间使用情况

-- =============================================

ALTER PROCEDURE [dbo].[usp_GetTempDBUsedSpace]

AS

BEGIN



SET NOCOUNT ON;

SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;

--==========================================================



SELECT N'查看tempdb数据文件'

EXEC('

USE tempdb;

DBCC showfilestats

')

--==========================================================



SELECT N'查看tempdb日志'



DECLARE @T TABLE

(

DatabaseName NVARCHAR(200),

[LoginSize(MB)] FLOAT,

[LogSpceUsed(%)] FLOAT,

[Status] INT

)

INSERT INTO @T([DatabaseName],[LoginSize(MB)],[LogSpceUsed(%)],[Status])

EXEC('DBCC SQLPERF (LOGSPACE)')

SELECT * FROM @T T

WHERE T.DatabaseName='tempdb'



--==========================================================



SELECT N'查看Tempdb数据库的空间使用情况'

SELECT SUM(user_object_reserved_page_count 

        + internal_object_reserved_page_count

        + version_store_reserved_page_count

        + mixed_extent_page_count

        + unallocated_extent_page_count) * (8.0/1024.0)

                        AS [TotalSizeOfTempDB(MB)]

    , SUM(user_object_reserved_page_count 

        + internal_object_reserved_page_count

        + version_store_reserved_page_count

        + mixed_extent_page_count) * (8.0/1024.0)

                        AS [UsedSpace (MB)]

    , SUM(unallocated_extent_page_count * (8.0/1024.0)) 

AS [FreeSpace (MB)],

SUM(USER_object_reserved_page_count) * 8.0/1024  AS user_object_MB ,

SUM(internal_object_reserved_page_count) * 8.0/1024  AS internal_object_MB ,

SUM(version_store_reserved_page_count) * 8.0/1024 AS version_store_MB 

FROM sys.dm_db_file_space_usage



--==========================================================



SELECT N'查看每个会话在tempdb数据库上的空间使用'

SELECT  CAST(SUM(su.user_objects_alloc_page_count 

        + su.internal_objects_alloc_page_count) * (8.0/1024.0)

                      AS DECIMAL(20,3)) AS [SpaceUsed(MB)]

        , CAST(SUM(su.user_objects_alloc_page_count 

            - su.user_objects_dealloc_page_count

            + su.internal_objects_alloc_page_count 

            -  su.internal_objects_dealloc_page_count) 

            * (8.0/1024.0) AS DECIMAL(20,3)) AS [SpaceStillUsed(MB)]

        ,SUM(su.user_objects_alloc_page_count) AS user_objects_alloc_page_count 

        ,SUM(su.user_objects_dealloc_page_count) AS user_objects_dealloc_page_count

        ,SUM(su.internal_objects_alloc_page_count) AS internal_objects_alloc_page_count

        ,SUM(su.internal_objects_dealloc_page_count) AS internal_objects_dealloc_page_count

        , su.session_id

        , ec.connection_id

        , es.login_name

         , es.host_name

        , st.text AS [LastQuery]

        , ec.last_read

        , ec.last_write

        , es.program_name

FROM sys.dm_db_session_space_usage su 

INNER JOIN sys.dm_exec_sessions es ON su.session_id = es.session_id 

LEFT OUTER JOIN sys.dm_exec_connections ec 

         ON su.session_id = ec.most_recent_session_id 

OUTER APPLY sys.dm_exec_sql_text(ec.most_recent_sql_handle) st 

WHERE su.session_id > 50 

GROUP BY su.session_id, ec.connection_id, es.login_name, es.host_name

         , st.text, ec.last_read, ec.last_write, es.program_name 

ORDER BY [SpaceStillUsed(MB)] DESC



--==========================================================





END

 

使用：

exec dbo.usp_GetTempDBUsedSpace

截图：