The Pragmatic Engineer

How Kubernetes is Built with Kat Cosgrove

164 snips
May 14, 2025
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Kat Cosgrove
In this engaging discussion, Kat Cosgrove, a key contributor to Kubernetes and leader of its Release Team, shares her insights on the complexities of this open-source giant. She explains Kubernetes architecture, its evolution from Google’s Borg, and the importance of anti-burnout measures for contributors. Kat also touches on the significance of Kubernetes Enhancement Proposals (KEPs) and the challenges of documentation in the age of AI. Her perspective on how to get involved in the project offers valuable guidance for aspiring contributors.
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ADVICE

Kubernetes Automates Scaling

  • Kubernetes automates management and scaling of containerized applications based on demand triggers.
  • It keeps costs down and availability high by scaling resources automatically within defined limits.
INSIGHT

Containers vs Virtual Machines

  • Containers virtualize the OS and applications, not hardware like virtual machines.
  • This makes containers lighter, more configurable and easier to share than virtual machines.
INSIGHT

Kubernetes' Google Origins

  • Kubernetes originated from Google's internal Borg system, later donated as open source to CNCF.
  • The project quickly took off due to Google's reputation and fill a critical cluster management need.
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