99 lines
5.0 KiB
MySQL
99 lines
5.0 KiB
MySQL
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-- +----------------------------------------------------------------------------+
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-- | Jeffrey M. Hunter |
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-- | jhunter@idevelopment.info |
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-- | www.idevelopment.info |
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-- |----------------------------------------------------------------------------|
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-- | Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved. |
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-- |----------------------------------------------------------------------------|
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-- | DATABASE : Oracle |
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-- | FILE : mts_user_connections.sql |
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-- | CLASS : Multi-threaded Server (MTS) |
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-- | PURPOSE : Display status and metrics related to MTS user connections. |
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-- | |
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-- | NAME : Returns the dispatcher's name. This forms part of |
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-- | the operating system process name. |
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-- | USERNAME : Oracle username. |
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-- | STATUS : Reports the status of the circuit, and may take one |
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-- | of the following values: |
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-- | BREAK : The circuit had been interrupted due to a |
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-- | break. |
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-- | EOF : The connection is terminating, and the |
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-- | circuit is about to be deleted. |
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-- | OUTBOUND : The circuit represents an outbound |
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-- | connection to another database. |
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-- | NORMAL : The circuit represents a normal client |
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-- | connection. |
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-- | QUEUE : Reports on the work currently being done. One the |
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-- | following values will be returned: |
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-- | COMMON : A request has been placed into the |
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-- | common request queue, and the circuit |
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-- | is waiting for it to be picked up be a |
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-- | shared server process. |
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-- | DISPATCHER : Results from a request are being |
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-- | returned to the client by the |
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-- | dispatcher. |
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-- | SERVER : A request is currently being acted upon |
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-- | by a shared server process. |
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-- | NONE : A circuit (or connection) is idle. |
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-- | Nothing is happening. |
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-- | |
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-- | This script is RAC enabled. |
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-- | |
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-- | NOTE : As with any code, ensure to test this script in a development |
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-- | environment before attempting to run it in production. |
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-- +----------------------------------------------------------------------------+
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SET TERMOUT OFF;
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COLUMN current_instance NEW_VALUE current_instance NOPRINT;
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SELECT rpad(instance_name, 17) current_instance FROM v$instance;
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SET TERMOUT ON;
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PROMPT
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PROMPT +------------------------------------------------------------------------+
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PROMPT | Report : Multi-threaded Server: User Connections |
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PROMPT | Instance : ¤t_instance |
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PROMPT +------------------------------------------------------------------------+
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SET ECHO OFF
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SET FEEDBACK 6
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SET HEADING ON
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SET LINESIZE 180
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SET PAGESIZE 50000
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SET TERMOUT ON
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SET TIMING OFF
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SET TRIMOUT ON
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SET TRIMSPOOL ON
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SET VERIFY OFF
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CLEAR COLUMNS
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CLEAR BREAKS
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CLEAR COMPUTES
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COLUMN instance_name FORMAT a10 HEAD 'Instance'
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COLUMN dispatcher_name FORMAT a16 HEAD 'Dispatcher Name'
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COLUMN s_username FORMAT a15 HEAD 'Username'
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COLUMN c_circuit_status FORMAT a15 HEAD 'Circuit Status'
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COLUMN c_circuit_queue FORMAT a15 HEAD 'Circuit Queue'
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SELECT
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i.instance_name instance_name
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, d.name dispatcher_name
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, s.username s_username
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, c.status c_circuit_status
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, c.queue c_circuit_queue
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FROM
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gv$instance i
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, gv$circuit c
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, gv$dispatcher d
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, gv$session s
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WHERE
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i.inst_id = d.inst_id
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AND c.inst_id = d.inst_id
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AND s.inst_id = d.inst_id
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AND c.dispatcher = d.paddr
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AND c.saddr = s.saddr
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ORDER BY
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i.instance_name
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, d.name
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, s.username;
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