Upgrading Linkerd With Flux - Lightning Talk

This lightning talk explores the challenges and solutions of upgrading Linkerd from version 2.14.10 to 2.16.0 using Flux GitOps at Compare the Market. Discover the behind-the-scenes process of managing a major service mesh upgrade while maintaining GitOps principles and keeping secrets out of Git repositories. Learn about the 13 experimental iterations on ephemeral clusters that were necessary before successfully implementing the production upgrade. The presenters share valuable insights about documentation gaps, unexpected challenges, and the strategies that ultimately led to a smooth transition with minimal disruption. Gain practical knowledge about navigating breaking changes when using GitOps tools for infrastructure upgrades across multiple major versions.