mysql

1. Too many connections

官方解释http://dev.mysql.com/doc/refman/5.5/en/too-many-connections.html

Increasing open-files-limit may be necessary

 

2. MySQL中的事务隔离级别

 

3. http://www.mysqlperformanceblog.com/2006/07/17/show-innodb-status-walk-through/

 

skip-name-resolve禁用DNS解析

你可能感兴趣的:(html,mysql)