Philipp Krenn

Debug a Kubernetes Operator

What's the fastest way to debug a Kubernetes operator? Learn why inspecting the custom resource is often more direct than sifting through endless pod logs.

Debug a Kubernetes Operator
#1about 6 minutes

How Kubernetes operators manage application state

Operators extend Kubernetes with custom resources and use a reconciliation loop to ensure an application's current state matches its desired configuration.

#2about 10 minutes

Debugging a resource association error in an operator

A misconfigured resource reference in the YAML manifest prevents Kibana from starting, which is diagnosed using `kubectl describe` to find the association error.

#3about 7 minutes

Troubleshooting persistent volume claim storage issues

Pods stuck in a pending state are traced back to an invalid storage class in the persistent volume claim, requiring a recreation of the stateful set to fix.

#4about 8 minutes

Customizing operators and comparing them to Helm charts

The discussion covers the opinionated nature of operators, how to find configuration options, and contrasts their approach with the broader flexibility of Helm charts.

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Matching moments

The Kubernetes operator pattern for database automation
04:56 MIN

The Kubernetes operator pattern for database automation

Databases on Kubernetes: Why you should care

Understanding the core concept of Kubernetes control loops
02:52 MIN

Understanding the core concept of Kubernetes control loops

A deep dive into ARC the Kubernetes operator to scale self-hosted runners

Summary of debugging techniques and audience Q&A
04:28 MIN

Summary of debugging techniques and audience Q&A

Debugging Go: from zero to Kubernetes

Translating the Docker debugging setup to Kubernetes
02:55 MIN

Translating the Docker debugging setup to Kubernetes

Debugging Go: from zero to Kubernetes

Visualizing cluster health with the Kubernetes Cluster Explorer
05:22 MIN

Visualizing cluster health with the Kubernetes Cluster Explorer

5 steps for running a Kubernetes environment at scale

Common Kubernetes misconfigurations from real outages
04:37 MIN

Common Kubernetes misconfigurations from real outages

What we Learned from Reading 100+ Kubernetes Post-Mortems

Integrating a Kubernetes abstraction layer into your stack
00:51 MIN

Integrating a Kubernetes abstraction layer into your stack

Startup Presentation: Achieving True Developer Self-Service in Kubernetes

Understanding Kubernetes extensibility with CRDs and controllers
07:11 MIN

Understanding Kubernetes extensibility with CRDs and controllers

Databases on Kubernetes

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