My Great Awakening: Top “Aha” Moments As Former Dev Manager
summary
A monthlong rotation on the production ops team yields concrete practices and failures: a Sundance ticket spike reveals dropped logs that are scaled logging subsystem from 2→4 in 45 minutes, handled by pair‑ops and a prod pair; deployments happen in business hours because of immutable infrastructure, declarative manifests and a shared package cache that uses SHA matching for the single deployable artifact pipeline; a canary rolling upgrade surfaces an ephemeral port conflict at VM 96 showing why app teams must be insulated from low‑level platform details.
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chapters (9)
- 0:00Start
- 13:41Immutable Infrastructure
- 16:09Shared Package Cache
- 17:13Declarative Deployments
- 19:25Single Deployable Artifact
- 22:48Dev and Ops Responsibilities
- 27:21Ephemeral Port Range
- 30:08Final Takeaways
- 30:55What Do I Need Help with
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