21a9bb06b4
* The LoadMonitor interface is now ILoadMonitor. * Nothing in this code was MySQL specific. Now any DB type can benefit from a LoadMonitor. Change-Id: I272a72cd55a70f99a866d518d44cb3bcaca91b9e
33 lines
1.2 KiB
PHP
33 lines
1.2 KiB
PHP
<?php
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/**
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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; either version 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Database
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*/
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/**
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* Basic MySQL load monitor with no external dependencies
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* Uses memcached to cache the replication lag for a short time
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*
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* @ingroup Database
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*/
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class LoadMonitorMySQL extends LoadMonitor {
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public function scaleLoads( &$loads, $group = false, $domain = false ) {
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// @TODO: maybe use Threads_running/Threads_created ratio to guess load
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// and Queries/Uptime to guess if a server is warming up the buffer pool
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}
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}
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