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DevOps Paradox

DOP 252: How To Upgrade Kubernetes

Feb 28, 2024
The podcast delves into the challenges and best practices of upgrading Kubernetes, emphasizing the importance of regular updates for stability and security. It discusses the process of upgrading, the significance of testing changes in smaller increments, and striking a balance between extreme node replacement and regular upgrade practices. The hosts also debate on managing Kubernetes versions in production vs. staging clusters.
27:07

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Quick takeaways

  • Regular testing on smaller changes is crucial for smoother processes, emphasizing the importance of frequent testing to avoid issues from large-scale updates.
  • Strategic version management strategies are recommended to maintain stability within Kubernetes clusters, advocating for consistency across environments for effective maintenance.

Deep dives

Testing More Frequently on a Smaller Number of Changes

Regular testing on smaller changes is highlighted as crucial for smoother processes. The importance of frequent testing is emphasized to avoid issues that may arise from large-scale updates. The discussion prompts consideration of the frequency of upgrades, such as three times a year for Kubernetes, and the significance of acknowledging the commitment needed for regular upgrades.

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