Oracle杀死死锁进程
查杀系统死锁的sql,最近想改造成存储过程,如下:
CREATE OR REPLACE PROCEDURE HERO_KILLLOCKSESSION
(OUT_COUNT OUT NUMBER, OUT_CUR OUT ZHUOCAIDEV.FUXJPACKAGE.FUXJRESULTSET) IS
BEGIN
SELECT COUNT(*)
INTO OUT_COUNT
FROM V$LOCKED_OBJECT L, DBA_OBJECTS B, V$SESSION X, V$PROCESS C
WHERE B.OBJECT_ID = L.OBJECT_ID
AND L.SESSION_ID = X.SID
AND C.ADDR = X.PADDR;
OPEN OUT_CUR FOR
SELECT B.OWNER,
B.OBJECT_NAME,
L.SESSION_ID,
X.SERIAL#,
X.USERNAME,
X.LOGON_TIME,
L.LOCKED_MODE,
'alter system kill session ''' || X.SID || ',' || X.SERIAL# ||'''' KILLSQL,
C.SPID AS OS_PROCESS_ID,
C.PID,
'ps -ef | grep ' || C.SPID AS CHECK_OS_PROCESS_COMMAND,
'kill -9 ' || C.SPID AS KILL_OS_PROCESS_COMMAND
FROM V$LOCKED_OBJECT L, DBA_OBJECTS B, V$SESSION X, V$PROCESS C
WHERE B.OBJECT_ID = L.OBJECT_ID
AND L.SESSION_ID = X.SID
AND C.ADDR = X.PADDR
ORDER BY X.LOGON_TIME ASC;
END;
在系统sys模式下可以正常运行,在zhuocaidev下面报 ORA-00942 表或视图不存在
但在正常的SQL中是能够对V$LOCKED_OBJECT , DBA_OBJECTS , V$SESSION , V$PROCESS 进行访问的。猜测估计是权限问题,联想到运行statspack报告的perfstat用户没有此问题,查看下statspack的创建脚本,发现需要单独使用下面语句进行赋权:
grant select on V_$SESSION to scott;
以sys用户登录,执行如下授权语句:
grant select on SYS.V_$LOCKED_OBJECT TO zhuocaidev; grant select on SYS.DBA_OBJECTS TO zhuocaidev; grant select on SYS.V_$SESSION TO zhuocaidev; grant select on SYS.V_$PROCESS TO zhuocaidev;
在以zhuocaidev登录,可以正常创建存储过程.
create or replace procedure pro_kill_lockprocess is /* 以sys用户登录,执行如下授权语句: grant select on SYS.V_$LOCKED_OBJECT TO gtdj; grant select on SYS.DBA_OBJECTS TO gtdj; grant select on SYS.V_$SESSION TO gtdj; grant select on SYS.V_$PROCESS TO gtdj; */ v_sql varchar2(4000); begin for rec1 in (SELECT /*+ rule */ s.username, l.type, decode(l.type, 'TM', 'TABLE LOCK', 'TX', 'ROW LOCK', NULL) LOCK_LEVEL, o.owner, o.object_name, o.object_type, s.sid, s.serial# serial, s.terminal, s.machine, s.program, s.osuser, s.status FROM v$session s,v$lock l,dba_objects o WHERE l.sid = s.sid AND l.id1 = o.object_id(+) AND USERNAME = 'GTDJ' and object_name = 'ZX_GTDJ_LICENSE_TEMP' AND s.username is NOT NULL order by l.type) loop v_sql := 'alter system kill session ''' || rec1.sid || ',' || rec1.serial || ''''; dbms_output.put_line(v_sql); execute immediate v_sql; end loop;
end pro_kill_lockprocess;
批量杀死进程:
declare v_sql varchar2(4000); begin for rec1 in (SELECT /*+ rule */ s.username, l.type,
decode(l.type,'TM','TABLE LOCK',
'TX','ROW LOCK',
NULL) LOCK_LEVEL,
o.owner,o.object_name,o.object_type,
s.sid,s.serial# serial,s.terminal,s.machine,s.program,s.osuser,s.status
FROM v$session s,v$lock l,dba_objects o
WHERE l.sid = s.sid
AND l.id1 = o.object_id(+) AND USERNAME='GTDJ' and object_name='ZX_GTDJ_LICENSE_TEMP'
AND s.username is NOT NULL order by l.type ) loop
v_sql := 'alter system kill session '''||rec1.sid|| ','||rec1.serial||''''; dbms_output.put_line(v_sql); execute immediate v_sql; end loop;
end;
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