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 |