SQL2005查看死锁存储过程sp_who_lock

时间:2022-08-29 21:10:37

下面是我整理的监控sql server数据库,在性能测试过程中是否出现死锁、堵塞的SQL语句,还算比较准备,留下来备用。

调用方法:选中相应的数据库,执行exec sp_who_lock

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USE [master]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
 
 
CREATE procedure [dbo].[sp_who_lock]
as
begin
declare @spid int, @bl int, @intTransactionCountOnEntry int, @intRowcount int, @intCountProperties int, @intCounter int
 
create table #tmp_lock_who (
    id int identity(1,1),
    spid smallint,
    bl smallint
)
 
IF @@ERROR<>0 RETURN @@ERROR
 
insert into #tmp_lock_who(spid,bl) select 0 ,blocked
    from (select * from sysprocesses where blocked>0 ) a
    where not exists(select * from (select * from sysprocesses where blocked>0 ) b
    where a.blocked=spid)
    union select spid,blocked from sysprocesses where blocked>0
 
IF @@ERROR<>0 RETURN @@ERROR
 
-- 找到临时表的记录数
select @intCountProperties = Count(*),@intCounter = 1
from #tmp_lock_who
 
IF @@ERROR<>0 RETURN @@ERROR
 
if @intCountProperties=0
    select '现在没有阻塞和死锁信息' as message
 
-- 循环开始
while @intCounter <= @intCountProperties
begin
    -- 取第一条记录
    select @spid = spid,@bl = bl
    from #tmp_lock_who where Id = @intCounter
    begin
        if @spid =0
      select '引起数据库死锁的是: '+ CAST(@bl AS VARCHAR(10)) + '进程号,其执行的SQL语法如下'
        else
      select '进程号SPID:'+ CAST(@spid AS VARCHAR(10))+ '被' + '进程号SPID:'+ CAST(@bl AS VARCHAR(10)) +'阻塞,其当前进程执行的SQL语法如下'
        DBCC INPUTBUFFER (@bl )
    end
 
    -- 循环指针下移
    set @intCounter = @intCounter + 1
end
 
drop table #tmp_lock_who
 
return 0
end