Find I/O information by session.
SET LINESIZE 500 SET PAGESIZE 1000 COLUMN username FORMAT A15 SELECT NVL(s.username, '(oracle)') AS username, s.osuser, s.sid, s.serial#, si.block_gets, si.consistent_gets, si.physical_reads, si.block_changes, si.consistent_changes FROM v$session s, v$sess_io si WHERE s.sid = si.sid ORDER BY s.username, s.osuser; SET PAGESIZE 14
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