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Classroom Contents
Preventing Controller Sprawl From Taking Down Your Kubernetes Cluster
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- 1 Intro
- 2 Kubernetes philosophy
- 3 Kubernetes controllers
- 4 Example: Pizza controller
- 5 Case Study: #1
- 6 It's the network, stupid
- 7 Calico for L4 segmentation
- 8 Routing problem?
- 9 High ping latencies
- 10 A-HA moment!
- 11 Battle of the controllers
- 12 Why did this affect Calico?
- 13 Case study: #2
- 14 Off the charts
- 15 Theories and temporary mitigation
- 16 Do you even HTTP 410
- 17 Downward spiral
- 18 Takeaway: Observability - Metrics
- 19 Takeaway: Observability - Logs
- 20 Takeaway: Observability - Audit logs
- 21 Takeaway: Change visibility
- 22 Takeaway: Read the code!
- 23 Takeaways: Read the code!
