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：