How to permanently raise ulimit 'open files' and MySQL 'open_files_limit'

http://duntuk.com/how-raise-ulimit-open-files-and-mysql-openfileslimit

mysql error 24 แนะนำตรวจสอบตามนี้ครับ

http://dba.stackexchange.com/questions/18036/mysql-how-do-you-determine-the-ideal-open-files-limit-setting-value