[k8s] Debugging a k8s cluster

2022 kubecon Cloud Native SecurityCon Hosted by CNCF Day 1 세션 중 k8s cluster debugging 관련 내용을 정리했습니다.

Traditional Tools (ex.TCPDUMP)

• designed to work a single host
• not containers-aware

Inspektor Gadget

• github
• A collection of eBPF-based gadgets to debug and inspect Kubernetes apps and resources [참고]

how to work

Adding new BCC-based gadgets in Inspektor Gadget

 

blog migration project

written in 2022.10.25

https://medium.com/techblog-hayleyshim/k8s-debugging-a-k8s-cluster-c09691557b16