In RAC:
select a.inst_id,a.sid,a.serial#,b.sql_text,b.sql_id,a.username,a.SCHEMANAME,a.OSUSER,a.MACHINE,a.PROGRAM,a.sql_id,a.action,a.event
from gv$session a, gv$sqlarea b
where a.sql_address=b.address and a.action like '%UTL%';
In Non RAC:
select a.inst_id,a.sid,a.serial#,b.sql_text,b.sql_id,a.username,a.SCHEMANAME,a.OSUSER,a.MACHINE,a.PROGRAM,a.sql_id,a.action,a.event
from v$session a, v$sqlarea b
where a.sql_address=b.address and a.action like '%UTL%';