⎈ CoreDNS and NodeLocalDNS, container filesystem by hand, GitLab CI to Kubernetes, scaling on a budget, karpenter and the future of autoscaling

This newsletter is brought to you by Akamai Cloud — build and deliver low-latency, edge native applications on the world's most distributed cloud computing platform.

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📚 Articles

1. How CoreDNS and NodeLocalDNS Work in a Kubernetes Cluster

2. [PDF] Stable Diffusion reduced AI inference costs by up to 86%

3. Building a container filesytem by hand

4. Migrating GitLab CI from Docker+Machine to Kubernetes

5. Scaling a development environment on a budget

6. Karpenter: The Future of Worker Management and Autoscaling on Kubernetes

7. Kubernetes double jump upgrades: skipping versions safely

8. Building Resilient Applications on Kubernetes

9. Tackling CPU throttling in Kubernetes for better application performance

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🌟 $5,000 Cloud Credits: Scale Without Limits

Akamai optimised cloud solutions can reduce infrastructure costs by up to 40%.

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📖 Tutorials

1. Deploy a Chatbot and RAG Pipeline for AI Inferencing on Kubernetes

2. Deploy a Hybrid EKS Kubernetes Cluster: Use On-Premises Nodes on Amazon EKS with Cilium CNI

3. How Kubernetes health checks keep your apps running

4. Integrating Azure Policy in your AKS cluster using Terraform

5. Securing Applications Using Keycloak’s Helm Chart

6. Building a Kubernetes cluster from scratch with K3s and MetalLB

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📺 This week on the KubeFM podcast

From Fragile to Faultless: Kubernetes Self-Healing In Practice

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💼 Kubernetes jobs

Systems Performance Engineer 💰 $111.2K to $158.9K a year · 🌎 remote from the United States of America

DevOps Engineer 💰 $145K to $160K a year · 🏢 based in the office in Colorado Springs, CO, USA

Platform Engineer 💰 $111K to $178K a year · 🌎 remote from the United States of America

DevOps Engineer 💰 $110K to $145K a year · 🏢 based in the office (and remote from home) in Buffalo, NY, USA

Software Engineer 💰 $85K to $130K a year · 🏢 based in the office (and remote from home) in Chicago, IL, USA

👉 Discover more opportunities on Kube Careers.

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🛠 Tools and libraries

1. Kubernetes Resource Recommender

2. KOM: Kubernetes Operator Manager

3. KubeClipper: Kubernetes Manager

4. Node Address Labeler

5. Logging operator

6. Helm-import: Helm plugin

7. k8sgpt: Kubernetes analyzer

8. Kapitan: configuration manager

9. Trousseau: multi KMS

10. Cerbos: authorization layer

11. Helm secrets

12. kconf: multiple kubeconfigs

13. Flannel: Layer 3 fabric

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📅 Upcoming Kubernetes events

🔥 Cloud Native Days Romania 📅 May 6

🔥 Kubernetes Community Days Costa Rica 2025 📅 May 3

🔥 Kubernetes Community Days Helsinki 2025 📅 May 6

🔥 Advanced Kubernetes course (Munich) 📅 May 5

NDC Melbourne 2025 📅 Apr 30

👉 You can find more events on Kube Events.

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📢 Call for papers closing soon

🔥 Kubernetes Community Washington DC 2025 ⏳ closes May 26

🔥 Cloud Native Days Austria ⏳ closes May 31

Kubernetes Community Days Colombia 2025 ⏳ closes May 5

🔥 Kubernetes Community Days Lima, Perú 2025 ⏳ closes May 12

KubeCon + CloudNativeCon North America 2025 ⏳ closes May 28

Cloud Native Denmark 2025 ⏳ closes Jun 16

🔥 DevOps Pro Europe ⏳ closes Apr 30

Devopsdays Tel Aviv ⏳ closes Jun 15

🔥 Civo Navigate London ⏳ closes Apr 30

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

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Until next time!

— Dan