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Resilience Automation
When Maria was optimizing NewTech's cloud spend in the previous chapter, she discovered that her engineering teams were provisioning resources conservatively, afraid of hitting the cost controls. Cost optimization techniques we discussed there helped the team, but she realized something else that was missing—that she couldn't save money on systems that weren't reliable. The moment a production outage hits, the cost savings disappear in the face of customer churn or even an incident response overhead.
Resilience automation is where reliability commitments are tested against real failure conditions. It's the difference between hoping that the systems stay up and knowing that they will survive potentially catastrophic failures. ...
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