kill session 与 查找spid

来源:互联网 发布:sql safe updates 编辑:程序博客网 时间:2024/06/05 19:11

  
select sid,serial#,paddr from v$session where sid=463

 

 SID        SERIAL#      PADDR
463        16436           07000000CF68B308

 

当kill掉这个session后,paddr会改变,因此不能再使用下面的sql查找spid,再kill -9

 select spid,osuser, s.program

   from v$session s,v$process p

   where s.paddr=p.addr and s.sid=463

 

如:执行  select  * from v$session where sid=463后 ,

select  * from v$session where sid=463 查看 paddr=07000000CF76DDD0,已变化

 

所以,最好在kill session前找到 对应的spid ,方便操作系统上kill -9

不然,使用下面的sql也可以找到

select *
  from (select s.username,
               s.serial#,
               s.sid,
               s.status,
               x.addr,
               x.ksllapsc,
               x.ksllapsn,
               x.ksllaspo,
               x.ksllrtyp,
               decode(bitand(x.ksuprflg, 2), 0, null, 1)
          from x$ksupr x, v$session s
         where s.paddr(+) = x.addr
           and bitand(ksspaflg, 1) != 0) a,
       (select p.addr
          from v$process p
         where pid <> 1
        minus
        select s.paddr from v$session s where s.status = 'KILLED') b
 where a.addr = b.addr;

 

最后一行,没有username,sid,serial#的那条就是,

根据addr 查到spid 即可

select * from v$process where addr='07000000CF68CAA8'