CrashLoopBackoff, Pending, FailedMount and Friends: Debugging Common Kubernetes Cluster and Application Issues [B]

Nothing is more frustrating than deploying a shiny new application on Kubernetes and having it fail immediately (usually five minutes before the big demo). Is it a problem with the pod network? Pods P …

Nothing is more frustrating than deploying a shiny new application on Kubernetes and having it fail immediately (usually five minutes before the big demo). Is it a problem with the pod network? Pods Pending or in CrashLoopBackoff, Services not serving, images not pulling? Maybe you’re just plain out of resources. If you’re new to Kubernetes, figuring it out from scratch can take hours you don’t have. We’ll show you how to dig in, identify the problem, resolve it, and learn what to watch for so you aren’t taken by surprise next time.