SQL Server数据库如何查看是否有死锁或者阻塞?
1、问题描述
SQL Server数据库如何查看是否有死锁或者阻塞?
2、解决方案
将如下脚本复制到数据库服务器后台的查询框中执行,执行的结果可以复制到txt或excel或csv中
use master
go
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)
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
-- 找到临时表的记录数
select @intCountProperties = Count(*),@intCounter = 1
from #tmp_lock_who
if @intCountProperties=0
select N'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 N'引起数据库死锁的是: '+ CAST(@bl AS VARCHAR(10)) + N'进程号,其执行的SQL语法如下'
else
select N'进程号SPID:'+ CAST(@spid AS VARCHAR(10))+ N'被' + N'进程号SPID:'+ CAST(@bl AS VARCHAR(10)) +N'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
3、补充
需要将脚本一起复制到查询框中执行,脚本的内容也可以参考附件脚本
SQL Server数据库如何查看是否有死锁或者阻塞?
本文2024-09-22 20:21:30发表“eas cloud知识”栏目。
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