The Leapfrog Upgrade Playbook - Yug Gupta, Walmart Global Tech

Why watch

A field guide from Walmart Global Tech on upgrading Kubernetes clusters across 11 major releases without production downtime, covering techniques like preflighting deprecated APIs, designing restore ordering boundaries, tuning API server concurrency during backup/restore, and planning rollbacks. Essential viewing for platform engineers and SREs managing large-scale Kubernetes deployments who need a safe, repeatable upgrade methodology.