Week in Review: RackN talks Immutability and DevOps at SRECon Americas

Welcome to the RackN and Digital Rebar Weekly Review. You will find the latest news related to Edge, DevOps, SRE and other relevant topics.

Immutable Deployments talk at SRECon Americas

Rob Hirschfeld presented at SRECon Americas this week, “Don’t Ever Change! Are Immutable Deployments Really Simpler, Faster and Safer?”

Configuration is fragile because we’re talking about mutating a system. Infrastructure as code, means building everything in place. Every one of our systems have to be configured and managed and that creates a dependency graph. We can lock things down, but we inevitably have to patch our systems.

Immutable infrastructure is another way of saying “pre-configured systems”. Traditional deployment models do configuration after deployment, but it’s better if we can do it beforehand. Immutability is a DevOps pattern. Shift configuration to the left of our pipeline; move it from the production to build stage.

Finish Reading Review from Tanya Reilly (@whereistanya)


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