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Add procedures to enable / disable consumers with a pattern.
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‎README.md‎

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@@ -1426,6 +1426,42 @@ mysql> CALL sys.ps_setup_disable_instrument('');
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1 row in set (0.01 sec)
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```
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#### ps_setup_disable_consumers
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##### Description
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Disables consumers within Performance Schema matching the input pattern.
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Requires the SUPER privilege for "SET sql_log_bin = 0;".
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##### Parameters
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* consumer (VARCHAR(128)): A LIKE pattern match (using "%consumer%") of consumers to disable
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##### Example
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To disable all consumers:
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```SQL
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mysql> CALL sys.ps_setup_disable_comsumers(\'\');
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+--------------------------+
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| summary |
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+--------------------------+
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| Disabled 15 consumers |
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+--------------------------+
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1 row in set (0.02 sec)
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```
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To disable just the event_stage consumers:
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```SQL
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mysql> CALL sys.ps_setup_disable_comsumers(\'stage\');
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+------------------------+
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| summary |
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+------------------------+
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| Disabled 3 consumers |
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+------------------------+
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1 row in set (0.00 sec)
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```
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#### ps_setup_disable_thread
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##### Description
@@ -1482,6 +1518,42 @@ mysql> CALL sys.ps_setup_enable_background_threads();
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```
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#### ps_setup_enable_consumers
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##### Description
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Enables consumers within Performance Schema matching the input pattern.
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Requires the SUPER privilege for "SET sql_log_bin = 0;".
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##### Parameters
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* consumer (VARCHAR(128)): A LIKE pattern match (using "%consumer%") of consumers to enable
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##### Example
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To enable all consumers:
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```SQL
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mysql> CALL sys.ps_setup_enable_consumers(\'\');
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+-------------------------+
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| summary |
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+-------------------------+
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| Enabled 10 consumers |
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+-------------------------+
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1 row in set (0.02 sec)
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```
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To enable just "waits" consumers:
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```SQL
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mysql> CALL sys.ps_setup_enable_consumers(\'waits\');
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+-----------------------+
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| summary |
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+-----------------------+
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| Enabled 3 consumers |
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+-----------------------+
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1 row in set (0.00 sec)
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```
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#### ps_setup_enable_instrument
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##### Description

‎procedures/ps_setup_disable_consumers.sql‎

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/* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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DROP PROCEDURE IF EXISTS ps_setup_disable_comsumers;
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DELIMITER $$
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CREATE DEFINER='root'@'localhost' PROCEDURE ps_setup_disable_comsumers (
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IN consumer VARCHAR(128)
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)
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COMMENT '
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Description
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-----------
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Disables consumers within Performance Schema
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matching the input pattern.
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Requires the SUPER privilege for "SET sql_log_bin = 0;".
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Parameters
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-----------
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consumer (VARCHAR(128)):
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A LIKE pattern match (using "%consumer%") of consumers to disable
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Example
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-----------
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To disable all consumers:
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mysql> CALL sys.ps_setup_disable_comsumers(\'\');
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+--------------------------+
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| summary |
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+--------------------------+
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| Disabled 15 consumers |
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+--------------------------+
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1 row in set (0.02 sec)
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To disable just the event_stage consumers:
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mysql> CALL sys.ps_setup_disable_comsumers(\'stage\');
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+------------------------+
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| summary |
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+------------------------+
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| Disabled 3 consumers |
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+------------------------+
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1 row in set (0.00 sec)
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'
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SQL SECURITY INVOKER
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NOT DETERMINISTIC
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MODIFIES SQL DATA
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BEGIN
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SET @log_bin := @@sql_log_bin;
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SET sql_log_bin = 0;
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UPDATE performance_schema.setup_consumers
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SET enabled = 'NO'
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WHERE name LIKE CONCAT('%', consumer, '%');
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SELECT CONCAT('Disabled ', @rows := ROW_COUNT(), ' consumer', IF(@rows != 1, 's', '')) AS summary;
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SET sql_log_bin = @log_bin;
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END$$
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DELIMITER ;

‎procedures/ps_setup_enable_consumers.sql‎

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/* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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DROP PROCEDURE IF EXISTS ps_setup_enable_instrument;
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DELIMITER $$
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CREATE DEFINER='root'@'localhost' PROCEDURE ps_setup_enable_consumers (
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IN consumer VARCHAR(128)
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)
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COMMENT '
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Description
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-----------
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Enables consumers within Performance Schema
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matching the input pattern.
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Requires the SUPER privilege for "SET sql_log_bin = 0;".
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Parameters
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-----------
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consumer (VARCHAR(128)):
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A LIKE pattern match (using "%consumer%") of consumers to enable
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Example
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-----------
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To enable all consumers:
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mysql> CALL sys.ps_setup_enable_consumers(\'\');
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+-------------------------+
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| summary |
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+-------------------------+
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| Enabled 10 consumers |
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+-------------------------+
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1 row in set (0.02 sec)
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Query OK, 0 rows affected (0.02 sec)
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To enable just "waits" consumers:
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mysql> CALL sys.ps_setup_enable_consumers(\'waits\');
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+-----------------------+
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| summary |
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+-----------------------+
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| Enabled 3 consumers |
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+-----------------------+
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1 row in set (0.00 sec)
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Query OK, 0 rows affected (0.00 sec)
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'
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SQL SECURITY INVOKER
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NOT DETERMINISTIC
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MODIFIES SQL DATA
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BEGIN
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SET @log_bin := @@sql_log_bin;
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SET sql_log_bin = 0;
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UPDATE performance_schema.setup_consumers
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SET enabled = 'YES'
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WHERE name LIKE CONCAT('%', consumer, '%');
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SELECT CONCAT('Enabled ', @rows := ROW_COUNT(), ' consumer', IF(@rows != 1, 's', '')) AS summary;
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SET sql_log_bin = @log_bin;
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END$$
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DELIMITER ;

‎sys_56.sql‎

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@@ -31,10 +31,12 @@ SOURCE ./procedures/ps_trace_statement_digest.sql
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SOURCE ./procedures/ps_trace_thread.sql
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SOURCE ./procedures/ps_setup_disable_background_threads.sql
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SOURCE ./procedures/ps_setup_disable_consumers.sql
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SOURCE ./procedures/ps_setup_disable_instrument.sql
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SOURCE ./procedures/ps_setup_disable_thread.sql
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SOURCE ./procedures/ps_setup_enable_background_threads.sql
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SOURCE ./procedures/ps_setup_enable_consumers.sql
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SOURCE ./procedures/ps_setup_enable_instrument.sql
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SOURCE ./procedures/ps_setup_enable_thread.sql
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