SQL Server中處理死鎖

查詢方法1_處理死鎖_存儲過程.SQL

/*--處理死鎖

-- 查看當前進程,或死鎖進程,並能自動殺掉死進程

-- 因爲是針對死的,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),標誌,
		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 標誌='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 標誌='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),@標誌 varchar(10)
				while @i<=@count
				begin
					select @spid=進程ID,@標誌=標誌 from #t where id=@i
					insert #t1 exec('dbcc inputbuffer('+@spid+')')
					if @標誌='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

 

查詢方法1結果_A.JPG

查詢方法1結果_B.JPG

 

查詢方法2.SQL

SELECT
request_session_id as Spid,
Coalesce(s.name + '.' + o.name + isnull('.' + i.name,''),
s2.name + '.' + o2.name,
db.name) AS Object,
l.resource_type as Type,
request_mode as Mode,
request_status as Status
FROM sys.dm_tran_locks l
LEFT JOIN sys.partitions p
ON l.resource_associated_entity_id = p.hobt_id
LEFT JOIN sys.indexes i
ON p.object_id = i.object_id
AND p.index_id = i.index_id
LEFT JOIN sys.objects o
ON p.object_id = o.object_id
LEFT JOIN sys.schemas s
ON o.schema_id = s.schema_id
LEFT JOIN sys.objects o2
ON l.resource_associated_entity_id = o2.object_id
LEFT JOIN sys.schemas s2
ON o2.schema_id = s2.schema_id
LEFT JOIN sys.databases db
ON l.resource_database_id = db.database_id
WHERE resource_database_id = DB_ID()
ORDER BY Spid, Object, CASE l.resource_type
When 'database' Then 1
when 'object' then 2
when 'page' then 3
when 'key' then 4
Else 5 end

查詢方法2結果.JPG