SQL server p_lockinfo

USE [master]

GO

/****** 对象:  StoredProcedure [dbo].[p_lockinfo]    脚本日期: 12/19/2013 15:39:01 ******/

SET ANSI_NULLS ON

GO

SET QUOTED_IDENTIFIER ON

GO

 

/*--处理死锁

 

查看当前进程,或死锁进程,并能自动杀掉死进程

 

因为是针对死锁的,所以如果有死锁进程,只能查看死锁进程

 

当然,你可以通过参数控制,不管有没有死锁,都只查看死锁进程

 

感谢: caiyunxia,jiangopen 两位提供的参考信息

 

*/

 

/*--调用示例

 

exec p_lockinfo

 

--*/

 

ALTER proc [dbo].[p_lockinfo]

 

@kill_lock_spid bit=0,   --是否杀掉死锁的进程,1 杀掉, 0 仅显示

 

@show_spid_if_nolock bit=1 --如果没有死锁的进程,是否显示正常进程信息,1 显示,0 不显示

 

as

 

set nocount on

 

declare @count int,@s nvarchar(1000),@i int

 

select id=identity(int,1,1),标志,

 

进程ID=spid,线程ID=kpid,块进程ID=blocked,数据库ID=dbid,

 

数据库名=db_name(dbid),用户ID=uid,用户名=loginame,累计CPU时间=cpu,

 

登陆时间=login_time,打开事务数=open_tran, 进程状态=status,

 

工作站名=hostname,应用程序名=program_name,工作站进程ID=hostprocess,

 

域名=nt_domain,网卡地址=net_address

 

into #t from(

 

select 标志='死锁的进程',

 

   spid,kpid,a.blocked,dbid,uid,loginame,cpu,login_time,open_tran,

 

   status,hostname,program_name,hostprocess,nt_domain,net_address,

 

   s1=a.spid,s2=0

 

from master..sysprocesses a join (

 

   select blocked from master..sysprocesses group by blocked

 

   )b on a.spid=b.blocked where a.blocked=0

 

union all

 

select '|_牺牲品_>',

 

   spid,kpid,blocked,dbid,uid,loginame,cpu,login_time,open_tran,

 

   status,hostname,program_name,hostprocess,nt_domain,net_address,

 

   s1=blocked,s2=1

 

from master..sysprocesses a where blocked<>0

 

)a order by s1,s2

 

select @count=@@rowcount,@i=1

 

if @count=0 and @show_spid_if_nolock=1

 

begin

 

insert #t

 

select 标志='正常的进程',

 

   spid,kpid,blocked,dbid,db_name(dbid),uid,loginame,cpu,login_time,

 

   open_tran,status,hostname,program_name,hostprocess,nt_domain,net_address

 

from master..sysprocesses

 

set @count=@@rowcount

 

end

 

if @count>0

 

begin

 

create table #t1(id int identity(1,1),a nvarchar(30),b Int,EventInfo nvarchar(255))

 

if @kill_lock_spid=1

 

begin

 

   declare @spid varchar(10),@标志 varchar(10)

 

   while @i<=@count

 

   begin

 

    select @spid=进程ID,@标志=标志 from #t where id=@i

 

    insert #t1 exec('dbcc inputbuffer('+@spid+')')

 

    if @@rowcount=0 insert #t1(a) values(null)

 

    if @标志='死锁的进程' exec('kill '+@spid)

 

    set @i=@i+1

 

   end

 

end

 

else

 

   while @i<=@count

 

   begin

 

    select @s='dbcc inputbuffer('+cast(进程ID as varchar)+')' from #t where id=@i

 

    insert #t1 exec(@s)

 

    if @@rowcount=0 insert #t1(a) values(null)

 

    set @i=@i+1

 

   end

 

select a.*,进程的SQL语句=b.EventInfo

 

from #t a join #t1 b on a.id=b.id

 

order by 进程ID

 

end

 

set nocount off