includes/libs/rdbms/loadmonitor/LoadMonitorMySQL.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  * @ingroup Database
  20  */
  21
  22 /**
  23  * Basic MySQL load monitor with no external dependencies
  24  * Uses memcached to cache the replication lag for a short time
  25  *
  26  * @ingroup Database
  27  */
  28 class LoadMonitorMySQL extends LoadMonitor {
  29         public function scaleLoads( &$loads, $group = false, $domain = false ) {
  30                 // @TODO: maybe use Threads_running/Threads_created ratio to guess load
  31                 // and Queries/Uptime to guess if a server is warming up the buffer pool
  32         }
  33 }