From: walter harms Date: May 8 2009 7:43am Subject: reduce number of open files ? List-Archive: http://lists.mysql.com/mysql/217454 Message-Id: <4A03E290.9090702@bfs.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit hi list, i am wondering if there is a way to reduce the number of open files. The database has InnoDB and MyISAM. I have a lot a partitions is that a problem ? (To many open files causes problems for mysqldump) running is vanilla 5.1.34 show status like '%open%' ; +--------------------------+-------+ | Variable_name | Value | +--------------------------+-------+ | Com_ha_open | 0 | | Com_show_open_tables | 0 | | Open_files | 12437 | | Open_streams | 0 | | Open_table_definitions | 192 | | Open_tables | 362 | | Opened_files | 14520 | | Opened_table_definitions | 0 | | Opened_tables | 0 | | Slave_open_temp_tables | 0 | +--------------------------+-------+ re, walter