How can we improve database performance?
"If you have a sudden drop in DB2 performance, your customers know it, your internal users know it, your manager knows it, and they all make sure that you know it. So you scramble to find out what's causing the slowdown. Days and many meetings later, you discover that someone switched Workload Manager (WLM) settings. You switch them back, and your system begins humming again."
These are one of the problems that database administrators face today. This web page relates to this aspect of administrating a database,"Performance."