Explore the theory of alert design and time series-based alerting methods in this 41-minute conference talk from SREcon17 Americas. Delve into practical examples using Prometheus to reduce alert spam and maintain a healthy level of production hygiene. Learn how modern tools like Riemann and Prometheus address the challenge of scaling monitoring configurations sublinearly with system size. Gain insights complementing the Google SRE book chapter "Practical Alerting from Time Series Data" as Jamie Wilkinson from Google shares strategies to improve monitoring practices and overcome common challenges faced by sysadmins in maintaining large-scale systems.