2026-03-12 20:23:15

tpt/ash/shortmon_logfilesync.sql

@@ -0,0 +1,45 @@
+-- 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_class FOR a15
+COL event FOR a55
+COL time_range  HEAD "WAIT_TIM_BUCKET_US+" FOR 999,999,999,999
+COL avg_wait_us HEAD "AVG_WAIT_IN_BKT_US" FOR 999,999,999,999
+COL pct_event FOR a9
+COL pct_total FOR a9
+
+BREAK ON event SKIP 1 DUPLICATES
+
+-- TODO: ignore latest sample (0 waits)
+
+SELECT 
+    session_state state
+  , wait_class
+  , event
+  , ROUND(AVG(time_waited)) avg_wait_us
+  , POWER(2,TRUNC(LOG(2,CASE WHEN time_waited < 1 THEN NULL ELSE time_waited END))) time_range
+  , COUNT(*) samples
+  , LPAD(TO_CHAR(TO_NUMBER(ROUND(RATIO_TO_REPORT(COUNT(*)) OVER (PARTITION BY session_state, wait_class, event) * 100, 1), 999.9))||' %',8) pct_event
+  , '|'||RPAD( NVL( LPAD('#', ROUND(RATIO_TO_REPORT(COUNT(*)) OVER (PARTITION BY session_state, wait_class, event) * 10), '#'), ' '), 10,' ')||'|' pct_event_vis
+  , LPAD(TO_CHAR(TO_NUMBER(ROUND(RATIO_TO_REPORT(COUNT(*)) OVER () * 100, 1), 999.9))||' %',8) pct_total 
+  , '|'||RPAD( NVL( LPAD('#', ROUND(RATIO_TO_REPORT(COUNT(*)) OVER () * 10), '#'), ' '), 10,' ')||'|' pct_total_vis
+FROM
+    gv$active_session_history
+    --DBA_HIST_ACTIVE_SESS_HISTORY
+WHERE
+    1=1
+AND sample_time BETWEEN TIMESTAMP'2011-10-25 08:24:00' AND TIMESTAMP'2011-10-25 08:30:00'
+AND (UPPER(wait_class) LIKE UPPER('%&1%') OR UPPER(event) LIKE UPPER('%&1%'))
+GROUP BY
+    session_state
+  , wait_class
+  , event
+  , POWER(2,TRUNC(LOG(2,CASE WHEN time_waited < 1 THEN NULL ELSE time_waited END)))
+ORDER BY
+    session_state
+  , wait_class
+  , event
+  , time_range NULLS FIRST
+  , samples DESC
+/
+