Having developers be on-call is such a popular theme. If developers are responsible for being first responders to outages, software improves
Everyone has a test environment. Some are lucky enough to have production.
It's NOT an outage if you don't acknowledge it. It's called alt-uptime.
Little's law. Queueing theory is important for reliability and performance. Know your mathematics. #devopsdays
Classic learning: problems get fixed quickly when developers of those systems go on call. #osmc