select sess.sid,
sess.serial#,
lo.oracle_username,
lo.os_user_name,
ao.object_name,
lo.locked_mode
from v$locked_object lo,
dba_objects ao,
v$session sess
where ao.object_id = lo.object_id and lo.session_id = sess.sid;

select spid, osuser, s.program from v$session s, v$process p where s.paddr = p.addr and s.sid =199;

orakill orcl10 4072

Oracle标记要终止的会话解决方案