2026-03-12 20:23:15

idev/mts_dispatcher_utilization.sql

@@ -0,0 +1,58 @@
+-- +----------------------------------------------------------------------------+
+-- |                          Jeffrey M. Hunter                                 |
+-- |                      jhunter@idevelopment.info                             |
+-- |                         www.idevelopment.info                              |
+-- |----------------------------------------------------------------------------|
+-- |      Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved.       |
+-- |----------------------------------------------------------------------------|
+-- | DATABASE : Oracle                                                          |
+-- | FILE     : mts_dispatcher_utilization.sql                                  |
+-- | CLASS    : Multi-threaded Server (MTS)                                     |
+-- | PURPOSE  : Display MTS dispatcher utilization. This script is RAC enabled. |
+-- | 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$instance;
+SET TERMOUT ON;
+
+PROMPT 
+PROMPT +------------------------------------------------------------------------+
+PROMPT | Report   : Multi-threaded Server: Dispatcher Utilization               |
+PROMPT | Instance : &current_instance                                           |
+PROMPT +------------------------------------------------------------------------+
+
+SET ECHO        OFF
+SET FEEDBACK    6
+SET HEADING     ON
+SET LINESIZE    180
+SET PAGESIZE    50000
+SET TERMOUT     ON
+SET TIMING      OFF
+SET TRIMOUT     ON
+SET TRIMSPOOL   ON
+SET VERIFY      OFF
+
+CLEAR COLUMNS
+CLEAR BREAKS
+CLEAR COMPUTES
+
+COLUMN instance_name      FORMAT a10      HEAD 'Instance'
+COLUMN dispatcher_name    FORMAT a16      HEAD 'Dispatcher Name'
+COLUMN busy               FORMAT 999.99   HEAD '% Busy'
+
+SELECT
+    i.instance_name                             instance_name
+  , d.name                                      dispatcher_name
+  , ROUND(d.busy / (d.busy + d.idle) * 100, 2)  busy
+FROM
+    gv$instance i
+  , gv$dispatcher d
+WHERE
+    i.inst_id = d.inst_id
+ORDER BY
+    i.instance_name
+  , d.name;
+