Oracle Deadlock resolution frequent usage (tried and lost)

Source: Internet
Author: User

--1. querying for locked cases

Select object_name,machine,s.sid,s.serial#

From V$locked_object l,dba_objects O, v$session s

where l.object_id = o.object_id and L.session_id=s.sid;

--2. use the following statement Kill the process of losing a deadlock

alter system kill session ' 24,111 ';--( 24,111 Each of them is the sid,serial# of the above query )

--3. assuming the above Kill not off , the query OS level thread

Select spid, Osuser, S.program

From V$session s,v$process p

where S.paddr=p.addr and s.sid=24 --24 is above The Sid

-- Span style= "font-family: Arial" >4. os level delete thread    

   --1) unix on with root identity Run command :

#kill - 9 12345 (the SPID that was queried in step 3) )

--2 ) in Windows(Unix also applies) with Orakill To Kill a thread,orakill is A running command provided by Oracle with the following syntax:

orakill SID thread

  -- among them:

--sid : Indicates the name of the instance to which the process to kill belongs

--thread : Is the thread number to be killed, which is the spid queried in step 3 .

Oracle Deadlock resolution frequent usage (tried and lost)

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