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2026-03-12 21:23:47 +01:00
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tpt/exadata/ash_storage.sql Normal file
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-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
COL wait_event FOR A45 TRUNCATE
COL ash_storage_graph HEAD "GRAPHIC" JUST CENTER FOR A12
SELECT
CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN sql_plan_operation ELSE 'not storage-aware' END sql_plan_operation
, CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN sql_plan_options ELSE 'not storage-aware' END sql_plan_options
, CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN
CASE WHEN session_state = 'WAITING' THEN event ELSE 'ON CPU' END
ELSE
'not storage-aware'
END wait_event
, COUNT(*)
, ROUND(RATIO_TO_REPORT(COUNT(*)) OVER() * 100 ,1) pct
, '|'||RPAD(NVL(RPAD('#', ROUND (10 * RATIO_TO_REPORT(COUNT(*)) OVER()), '#'),' '), 10)||'|' ash_storage_graph
FROM
v$active_session_history
WHERE
1=1
AND sample_time BETWEEN sysdate-1/24/12 AND sysdate
-- AND sql_plan_options LIKE '%STORAGE%'
GROUP BY
CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN sql_plan_operation ELSE 'not storage-aware' END
, CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN sql_plan_options ELSE 'not storage-aware' END
, CASE WHEN sql_plan_options LIKE '%STORAGE%' THEN
CASE WHEN session_state = 'WAITING' THEN event ELSE 'ON CPU' END
ELSE
'not storage-aware'
END
ORDER BY
COUNT(*) DESC
/