Chapter 31. Monitoring Applications

Gongs and drums, banners and flags, are means whereby the ears and eyes of the host may be focused on one particular point.

—Sun Tzu

When experiencing rapid growth, companies need to identify scale bottlenecks quickly or suffer prolonged and painful outages. Small increases in response time today may be harbingers of brownouts tomorrow. This chapter discusses the reason why companies struggle with monitoring their products and suggests ways to fix that struggle by employing a framework for maturing monitoring over time.

“Why Didn’t We Catch That Earlier?”

If you are like us, you have likely spent a good portion of your career answering this question. While it is certainly important, an even more valuable question ...

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