The first in a multi-part series on MySQL Optimization written for Liquid Web, Inc. This one covers the basics of identifying bottlenecks using mysqladmin and mysql to view the MySQL process list. If you’ve been interested in optimizing your database setup, this is just the start of a longer series where I cover several topics all related to MySQL Optimization.
https://www.liquidweb.com/kb/mysql-performance-identifying-long-queries/