Whistleblower for Database: Set up an internal informant who exposes performance

This tutorial was written by Darshan Jayarama . As DBAs, waking up at 2 AM because production is down or slow is a nightmare, and none of us like it. However, we all know that it is not instant karma; it is like a pressure cooker where the database has reached its breaking point. Database whistleblowers constantly give signals that we ignore before it explodes into a Production Issue . Whistleblower 1: Performance Informant High CPU utilization? CPU utilization is not just an alert, it is a futu