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Slack's engineering team details their journey in evolving their Chef infrastructure to manage tens of thousands of EC2 instances efficiently. The article explores the challenges faced and solutions implemented as they transitioned from a single Chef stack to a sharded infrastructure, improving reliability and deployment safety for their vast and growing infrastructure.
https://slack.engineering/advancing-our-chef-infrastructure/

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slack.engineering Advancing Our Chef Infrastructure At Slack, we manage tens of thousands of EC2 instances that host a variety of services, including our Vitess databases, Kubernetes workers, and various components of the Slack application. The majority of these instances run on some version of Ubuntu, while…
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