⎈ When Anti-Patterns Become Best Practice, Break out of the Python REPL in K8s, Pause containers skew your metrics, Cut Azure costs by 3

This newsletter is brought to you by Tigera, the Creators of Project Calico — Learn how Calico uses eBPF for high performance, low latency, & enhanced networking

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📚 Articles

1. When “Anti-Patterns” Become Best Practice: Lessons from Migrating a Global Pub/Sub Empire to Kubernetes

2. Kubernetes Is Powerful, But Not Secure (at least not by default)

3. Trying to break out of the Python REPL sandbox in a Kubernetes environment: a practical journey

4. Digging Deeper: How Pause containers skew your Kubernetes CPU/Memory Metrics

5. Kubernetes Services: A Deep Dive with Examples

6. How We Cut Our Azure Cloud Costs by 3×

7. How to easily migrate ingress to gateway API

8. Frameworks for serving machine learning models on Kubernetes

9. Orchestrating a Greener Cloud: Carbon-Aware Kubernetes Scheduling with Liqo and Karmada

10. Key Learnings from Creating Multi-Tenant GKE Clusters on Google Cloud with Thousands of Publicly Addressable Services

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🌟 Calico eBPF Explained

Learn how Calico uses eBPF for high performance, low latency, & enhanced networking in Kubernetes.

→ Compare standard and eBPF data planes

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📖 Tutorials

1. A Hands-on Guide to Kubernetes Observability with Whisker

2. End-to-End DAG Testing in Airflow, Minus the Kubernetes Headache

3. Getting Started with Falco Security Tool on GKE

4. Kubernetes Secrets Management with External Secrets Operator (ESO)

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📺 This week on the KubeFM podcast

Teaching Kubernetes to Scale with a MacBook Screen Lock

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💼 Kubernetes jobs

Platform Engineer 💰 $180K to $220K a year · 🌎 remote from the United States of America

Platform Engineer 💰 $193.6K to $253K a year · 🌎 remote from the United States of America

Software Engineer 💰 $90K to $127K a year · 🌎 remote from the United States of America

Software Engineer 💰 $80K a year · 🌎 remote from Argentina, Colombia, Spain, Czechia, Brazil

Engineering Manager 💰 $152K to $243K a year · 🌎 remote from the United States of America, Canada

👉 Discover more opportunities on Kube Careers.

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🛠 Tools and libraries

1. kubectl-explore

2. Grogg – A Modern Local and Remote Kubernetes GUI for Developers

3. Kontroler: Kubernetes-Native DAG Scheduling with Event-Driven and Cron-Based Execution

4. yamllint – YAML Linter for Syntax and Style Enforcement

5. Helm Diff Plugin: Predict Your Helm Changes

6. Helm CEL Validator

7. kubechecks: App Updates

8. k8sgpt: Kubernetes analyzer

9. External Secrets Operator: Sync Cloud Secrets into Kubernetes

10. Kube-Sec: Python CLI for Kubernetes Cluster Security Scanning

11. helm-watchdog-pod-delete – Auto-Delete Faulty Pods with Helm

12. KubeNodeUsage: Real-Time K8s Node & Pod Metrics from the Terminal

13. K8z: the Kubernetes manager

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📅 Upcoming Kubernetes events

Automate Application Delivery with Crossplane & Cilium and eBPF 📅 Aug 28

Istio- it Is! I Own your Cluster 📅 Aug 28

🔥 Kubernetes Community Days Colombia 2025 📅 Aug 29

CNCF Birthday Bash Dhaka 📅 Aug 30

#cTENcf party 📅 Aug 30

🔥 Advanced Kubernetes course 📅 Sep 18

👉 You can find more events on Kube Events.

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📢 Call for papers closing soon

Kubernetes Community Days Suisse Romande ⏳ closes Sep 1

GitOpsCon North America ⏳ closes Sep 14

KubeCon + CloudNativeCon Europe 2026 ⏳ closes Oct 12

CozySummit Virtual 2025 ⏳ closes Sep 14

🔥 Devopsdays Los Angeles ⏳ closes Nov 2

Devopsdays Bogotá ⏳ closes Sep 16

Devopsdays Wollongong ⏳ closes Oct 1

🔥 Open Source Observability Day 2025 ⏳ closes Sep 1

Women in Tech Summit Kenya 2025 ⏳ closes Sep 14

👉 You can find more Call for Papers on Kube Events.

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Until next time!

— Dan