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by yefim 3729 days ago
Are these zero downtime deployments?
3 comments

They seem to be one-time deployments that never go away. Since there is no updating and no "down" at all, I think the answer to your question is "N/A."

But I may have it wrong. It’s a unique-seeming service, which can make the nuances hard to understand

Yes. There's no downtime whatsoever because you don't overwrite or take down anything. Your architecture is immutable.

You manage "upgrades" by changing pointers (aliases and DNS). We'll be exploring this in upcoming posts.

It'd be so nice to have it automatically swap the DNS records over. Please consider that as you keep building.
No. For zero downtime deployments on AWS with blue/green deployments behind EIPs & ELBs, we at Boxfuse (https://boxfuse.com) offer a very easy solution for both Node.js and JVM apps based on immutable infrastructure.