ORA-00031: session marked for kill 处理Oracle中杀不掉的锁
2013-06-05 12:34
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ORA-00031: session marked for kill 处理Oracle中杀不掉的锁作者: moonsoft(http://moonsoft.itpub.net)发表于: 2006.09.06 09:24 分类: Oracle基础/数据仓库/BI 出处: http://moonsoft.itpub.net/post/15182/203828 ---------------------------------------------------------------一些ORACLE中的进程被杀掉后,状态被置为"killed",但是锁定的资源很长时间不释放,有时实在没办法,只好重启数据库。现在提供一种方法解决这种问题,那就是在ORACLE中杀不掉的,在OS一级再杀。 1.下面的语句用来查询哪些对象被锁: 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.下面的语句用来杀死一个进程: alter system kill session '24,111'; (其中24,111分别是上面查询出的sid,serial#)【注】以上两步,可以通过Oracle的管理控制台来执行。3.如果利用上面的命令杀死一个进程后,进程状态被置为"killed",但是锁定的资源很长时间没有被释放,那么可以在os一级再杀死相应的进程(线程),首先执行下面的语句获得进程(线程)号: select spid, osuser, s.program from v$session s,v$process p where s.paddr=p.addr and s.sid=24 (24是上面的sid)4.在OS上杀死这个进程(线程): 1)在unix上,用root身份执行命令: #kill -9 12345(即第3步查询出的spid) 2)在windows(unix也适用)用orakill杀死线程,orakill是oracle提供的一个可执行命令,语法为: orakill sid thread 其中: sid:表示要杀死的进程属于的实例名 thread:是要杀掉的线程号,即第3步查询出的spid。 例:c:>orakill orcl 12345 ORA-00031: session marked for kill Cause: The session specified in an ALTER SYSTEM KILL SESSION command cannot be killed immediately (because it is rolling back or blocked on a network operation), but it has been marked for kill. This means it will be killed as soon as possible after its current uninterruptible operation is done.Action: No action is required for the session to be killed, but further executions of the ALTER SYSTEM KILL SESSION command on this session may cause the session to be killed sooner. |
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