杀掉死锁的进程

最新推荐文章于 2024-12-06 05:17:36 发布

100fun

最新推荐文章于 2024-12-06 05:17:36 发布

阅读量793

点赞数

CC 4.0 BY-SA版权

文章标签： domain login insert kill 数据库 join

本文链接：https://blog.youkuaiyun.com/100fun/article/details/5757083

本文介绍了一个SQL Server存储过程，用于检测并处理死锁情况，包括显示死锁信息及选择性地终止死锁进程。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

create   proc   [dbo].[p_lockinfo]
@kill_lock_spid   bit=1,     --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
declare   @count   int,@s   nvarchar(max),@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(max),b   Int,EventInfo   nvarchar(max))
if   @kill_lock_spid=1
begin
    declare   @spid   varchar(max),@标志   varchar(max)
    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   @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)
      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
end