July 2019
Beginner
175 pages
3h 55m
English
Content preview from Learning Chaos Engineering
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Chapter 3. Planning and Running a Manual Game Day
How many times have you heard comments like the following after a production incident?
“We were not prepared for that!”
“Dashboards were lighting up, we didn’t know where to look...”
“Alarms were going off, and we didn’t know why...”
The absolute worst time to try and learn about the weaknesses in your sociotechnical system is during an incident. There’s panic; there’s stress; there may even be anger. It’s hardly the time to be the person that suggests, “Shall we just step back a moment and ask ourselves how this all happened?” “It’s a little too late, it’s happening!” would be the reply, if you’re lucky and people are feeling inordinately polite.
Chaos engineering has the single goal of helping you collect evidence of system weaknesses before those weaknesses become incidents. While no guarantees can be made that you’ll ever find every one of the multitude of compound potential weaknesses in a system, or even just all the catastrophic ones, it is good engineering sense to be proactive about exploring your system’s weaknesses ahead of time.
So far you have hypotheses of how your system should respond in the event of turbulent conditions. The next step is to grab some tools and start breaking things in production, right? Wrong!
The cheapest way1 to get started with chaos engineering requires no tools. It requires your effort, your time, your team’s time, and ideally the time of anyone who has a stake in your system’s reliability. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.