set term off heading on verify off pagesize 1000
set markup html on entmap ON preformat off spool on
spool c:\temp\event_log_file_sync.html
select s.BEGIN_INTERVAL_TIME, m.INSTANCE_NUMBER, m.SNAP_ID, EVENT_NAME, m.EVENT_TIME_WAITED, m.TOTAL_WAITS, m.PCT, AVG_WAIT
FROM (SELECT ee.instance_number,
ee.snap_id,
ee.event_name,
ROUND (ee.event_time_waited / 1000000) event_time_waited,
ee.total_waits,
ROUND (
(ee.event_time_waited * 100) / et.total_time_waited,
1)
pct,
ROUND ( (ee.event_time_waited / ee.total_waits) / 1000)
avg_wait
FROM (SELECT ee1.instance_number,
ee1.snap_id,
ee1.event_name,
ee1.time_waited_micro - ee2.time_waited_micro
event_time_waited,
ee1.total_waits - ee2.total_waits total_waits
FROM dba_hist_system_event ee1
JOIN
dba_hist_system_event ee2
ON ee1.snap_id = ee2.snap_id + 1
AND ee1.instance_number = ee2.instance_number
AND ee1.event_id = ee2.event_id
AND ee1.wait_class_id <> 2723168908
AND ee1.time_waited_micro
- ee2.time_waited_micro > 0
UNION
SELECT st1.instance_number,
st1.snap_id,
st1.stat_name event_name,
st1.VALUE - st2.VALUE event_time_waited,
1 total_waits
FROM dba_hist_sys_time_model st1
JOIN
dba_hist_sys_time_model st2
ON st1.instance_number = st2.instance_number
AND st1.snap_id = st2.snap_id + 1
AND st1.stat_id = st2.stat_id
AND st1.stat_name = 'DB CPU'
AND st1.VALUE - st2.VALUE > 0) ee
JOIN
(SELECT et1.instance_number,
et1.snap_id,
et1.VALUE - et2.VALUE total_time_waited
FROM dba_hist_sys_time_model et1
JOIN
dba_hist_sys_time_model et2
ON et1.snap_id = et2.snap_id + 1
AND et1.instance_number = et2.instance_number
AND et1.stat_id = et2.stat_id
AND et1.stat_name = 'DB time'
AND et1.VALUE - et2.VALUE > 0) et
ON ee.instance_number = et.instance_number
AND ee.snap_id = et.snap_id) m
JOIN
dba_hist_snapshot s
ON m.snap_id = s.snap_id AND m.instance_number = s.instance_number
WHERE TO_CHAR (BEGIN_INTERVAL_TIME+0.003, 'YYYYMMDDHH24MI') > CONCAT('&&1', '&&2') AND TO_CHAR (BEGIN_INTERVAL_TIME-0.003, 'YYYYMMDDHH24MI') < CONCAT('&&1', '&&3') AND event_name = 'log file sync'
ORDER BY m.instance_number, m.snap_id, event_time_waited desc;
spool off
