/*--處理死鎖

 查看當前進程,或死鎖進程,并能自動殺掉死進程

 因為是針對死的,所以如果有死鎖進程,只能查看死鎖進程
 當然,你可以通過參數控制,不管有沒有死鎖,都只查看死鎖進程

--鄒建 2004.4--*/

/*--調用示例

 exec p_lockinfo
--*/
create PRoc p_lockinfo
@kill_lock_spid bit=1,  --是否殺掉死鎖的進程,1 殺掉, 0 僅顯示
@show_spid_if_nolock bit=1 --如果沒有死鎖的進程,是否顯示正常進程信息,1 顯示,0 不顯示
as
declare @count int,@s nvarchar(1000),@i int
select id=identity(int,1,1),標志,
 進程ID=spid,線程ID=kpid,塊進程ID=blocked,數據庫ID=dbid,
 數據庫名=db_name(dbid),用戶ID=uid,用戶名=loginame,累計CPU時間=cpu,
 登陸時間=login_time,打開事務數=open_tran, 進程狀態=status,
 工作站名=hostname,應用程序名=program_name,工作站進程ID=hostprocess,
 域名=nt_domain,網卡地址=net_address
into #t from(
 select 標志='死鎖的進程',
  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 '|_犧牲品_>',
  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 標志='正常的進程',
  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),@標志 varchar(10)
  while @i<=@count
  begin
   select @spid=進程ID,@標志=標志 from #t where id=@i
   insert #t1 exec('dbcc inputbuffer('+@spid+')')
   if @標志='死鎖的進程' exec('kill '+@spid)
   set @i=@i+1
  end
 end
 else
  while @i<=@count
  begin
   select @s='dbcc inputbuffer('+cast(進程ID as varchar)+')' from #t where id=@i
   insert #t1 exec(@s)
   set @i=@i+1
  end
 select a.*,進程的SQL語句=b.EventInfo
 from #t a join #t1 b on a.id=b.id
end
go