• [转]sql server性能分析检测数据库阻塞语句


    create PROCEDURE [dbo].[auto_checkblocks] AS
    set nocount on
    if exists ( select * from master..sysprocesses where blocked <> 0 )
    
    begin
        /* show top blockers, but no duplicates */
        select '请尝试使用KILL [SPID] 来杀进程'
      --      select '请尝试使用SP_LOCK [SPID]来显示锁信息,用OBJECT_NAME(ID)来显示锁对象名称或用sp_who [SPID] 来显示信息'
       --     select '在使用OBJECT_NAME显示对象名称时请注意对应的db_id'  
           select '以下是引起阻塞的语句' 
        select distinct
        '进程ID'              = str( a.spid, 4 ),
        '进程ID状态'          = convert( char(10), a.status ),
        '分块进程的进程ID'    = str( a.blocked, 2 ),
        '工作站名称'          = convert( char(10), a.hostname ),
        '执行命令的用户'      = convert( char(10), suser_name( a.uid ) ),
        '数据库名'            = convert( char(10), db_name(a.dbid ) ),       
        '应用程序名'          = convert( char(10), a.program_name ),
        '正在执行的命令'      = convert( char(16), a.cmd ),
        '累计CPU时间'         = str( a.cpu, 7 ),
        'IO'                  = str( a.physical_io, 7 ),
            '登录名'              = a.loginame,
        '执行语句'=b.text
        from master..sysprocesses a
        cross apply sys.dm_exec_sql_text(a.sql_handle) b
        where spid in ( select blocked from master..sysprocesses )
        and blocked = 0
        order by str(spid,4)
    
        /* 显示阻塞牺牲品 */
        select '以下是被阻塞的等待执行的语句' 
            select 
        '进程ID[SPID]'        = str( a.spid, 4 ),
        '进程ID状态'          = convert( char(10), a.status ),
        '分块进程的进程ID'    = str( a.blocked, 2 ),
        '工作站名称'          = convert( char(10), a.hostname ),
        '执行命令的用户'      = convert( char(10), suser_name( a.uid ) ),
        '数据库名'            = convert( char(10), db_name( a.dbid ) ),       
        '应用程序名'          = convert( char(10), a.program_name ),
        '正在执行的命令'      = convert( char(16), a.cmd ),
        '累计CPU时间'         = str( a.cpu, 7 ),
        'IO'                  = str( a.physical_io, 7 ),
            '登录名'              = a.loginame,
        '执行语句'=b.text
        from master..sysprocesses a
        cross apply sys.dm_exec_sql_text(a.sql_handle) b
        where blocked <> 0
        order by spid
    end
    
    else
    begin
        select '恭喜!当前没有阻塞,当前的进程信息如下.', convert (char(24),getdate(),13)
            select 
        '进程ID'              = str( spid, 4 ),
        '进程ID状态'          = convert( char(10), status ),
        '分块进程的进程ID'    = str( blocked, 2 ),
        '工作站名称'          = convert( char(10), hostname ),
        '执行命令的用户'      = convert( char(10), suser_name( uid ) ),
        '数据库名'            = convert( char(10), db_name( dbid ) ),       
        '应用程序名'          = convert( char(10), program_name ),
        '正在执行的命令'      = convert( char(16), cmd ),
        '累计CPU时间'         = str( cpu, 7 ),
        'IO'                  = str( physical_io, 7 ),
            '登录名'              = loginame
        from master..sysprocesses
        where blocked = 0
        order by spid
    end
    
    return
    

      

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  • 原文地址:https://www.cnblogs.com/jonhson/p/2189537.html
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