2026-03-12 20:23:15

idev/sess_user_stats.sql

@@ -0,0 +1,115 @@
+-- +----------------------------------------------------------------------------+
+-- |                          Jeffrey M. Hunter                                 |
+-- |                      jhunter@idevelopment.info                             |
+-- |                         www.idevelopment.info                              |
+-- |----------------------------------------------------------------------------|
+-- |      Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved.       |
+-- |----------------------------------------------------------------------------|
+-- | DATABASE : Oracle                                                          |
+-- | FILE     : sess_user_stats.sql                                             |
+-- | CLASS    : Session Management                                              |
+-- | PURPOSE  : List all currently connected user sessions ordered by Logical   |
+-- |            I/O. This report contains all common statistics for each user   |
+-- |            connection.                                                     |
+-- | NOTE     : As with any code, ensure to test this script in a development   |
+-- |            environment before attempting to run it in production.          |
+-- +----------------------------------------------------------------------------+
+
+SET TERMOUT OFF;
+COLUMN current_instance NEW_VALUE current_instance NOPRINT;
+SELECT rpad(instance_name, 17) current_instance FROM v$instance;
+SET TERMOUT ON;
+
+PROMPT 
+PROMPT +------------------------------------------------------------------------+
+PROMPT | Report   : User Sessions and Statistics Ordered by Logical I/O         |
+PROMPT | Instance : &current_instance                                           |
+PROMPT +------------------------------------------------------------------------+
+
+SET ECHO        OFF
+SET FEEDBACK    6
+SET HEADING     ON
+SET LINESIZE    180
+SET PAGESIZE    50000
+SET TERMOUT     ON
+SET TIMING      OFF
+SET TRIMOUT     ON
+SET TRIMSPOOL   ON
+SET VERIFY      OFF
+
+CLEAR COLUMNS
+CLEAR BREAKS
+CLEAR COMPUTES
+
+COLUMN sid                  FORMAT 999999           HEADING 'SID'
+COLUMN session_status       FORMAT a9               HEADING 'Status'
+COLUMN oracle_username      FORMAT a18              HEADING 'Oracle User'
+COLUMN session_program      FORMAT a40              HEADING 'Session Program'  TRUNC
+COLUMN cpu_value            FORMAT 999,999,999      HEADING 'CPU'
+COLUMN logical_io           FORMAT 999,999,999,999  HEADING 'Logical I/O'
+COLUMN physical_reads       FORMAT 999,999,999,999  HEADING 'Physical Reads'
+COLUMN physical_writes      FORMAT 999,999,999,999  HEADING 'Physical Writes'
+COLUMN session_pga_memory   FORMAT 9,999,999,999    HEADING 'PGA Memory' 
+COLUMN open_cursors         FORMAT 99,999           HEADING 'Cursors'
+COLUMN num_transactions     FORMAT 999,999          HEADING 'Txns'
+
+SELECT
+    s.sid                 sid
+  , s.status              session_status
+  , s.username            oracle_username
+  , s.program             session_program
+  , sstat1.value          cpu_value
+  , sstat2.value +
+    sstat3.value          logical_io
+  , sstat4.value          physical_reads
+  , sstat5.value          physical_writes
+  , sstat6.value          session_pga_memory
+  , sstat7.value          open_cursors
+  , sstat8.value          num_transactions
+FROM 
+    v$process  p
+  , v$session  s
+  , v$sesstat  sstat1
+  , v$sesstat  sstat2
+  , v$sesstat  sstat3
+  , v$sesstat  sstat4
+  , v$sesstat  sstat5
+  , v$sesstat  sstat6
+  , v$sesstat  sstat7
+  , v$sesstat  sstat8
+  , v$statname statname1
+  , v$statname statname2
+  , v$statname statname3
+  , v$statname statname4
+  , v$statname statname5
+  , v$statname statname6
+  , v$statname statname7
+  , v$statname statname8
+WHERE
+      p.addr (+)            = s.paddr
+  AND s.sid                 = sstat1.sid
+  AND s.sid                 = sstat2.sid
+  AND s.sid                 = sstat3.sid
+  AND s.sid                 = sstat4.sid
+  AND s.sid                 = sstat5.sid
+  AND s.sid                 = sstat6.sid
+  AND s.sid                 = sstat7.sid
+  AND s.sid                 = sstat8.sid
+  AND statname1.statistic#  = sstat1.statistic#
+  AND statname2.statistic#  = sstat2.statistic#
+  AND statname3.statistic#  = sstat3.statistic#
+  AND statname4.statistic#  = sstat4.statistic#
+  AND statname5.statistic#  = sstat5.statistic#
+  AND statname6.statistic#  = sstat6.statistic#
+  AND statname7.statistic#  = sstat7.statistic#
+  AND statname8.statistic#  = sstat8.statistic#
+  AND statname1.name        = 'CPU used by this session'
+  AND statname2.name        = 'db block gets'
+  AND statname3.name        = 'consistent gets'
+  AND statname4.name        = 'physical reads'
+  AND statname5.name        = 'physical writes'
+  AND statname6.name        = 'session pga memory'
+  AND statname7.name        = 'opened cursors current'
+  AND statname8.name        = 'user commits'
+ORDER BY logical_io DESC
+/