Compass helps you pinpoint your errors by asking simple (Y/N) questions. It helps execute kubectl debugging commands at every step to increase visibility. Questions start at the Pod level and and end at the Ingress level or until error is isolated.
A Practical Guide to (Correctly) Troubleshooting with Traceroute
This guide provides some broad troubleshooting ideas and solutions to common problems you might encounter with your Kubernetes cluster.
A couple of months ago I learned about perf top, which tells you which functions are in use on your computer right now (the same way top does for programs).
In my recent article 4 open source tools for Linux system monitoring, I discussed interactive tools that can be helpful in solving system problems. I also mentioned the sar command and how it is different from interactive commands. The sar command is one of my favorites when it comes to resolving problems.