🚀 Journey into Kubernetes: Reverse Engineering and Thanos Multi-Cluster Prometheus Setup 🌐

Hey there, tech enthusiasts! 👋 This week, I embarked on an exciting journey to deepen my understanding of Kubernetes. I decided to reverse-engineer a video tutorial on setting up Thanos for a multi-cluster Prometheus environment, aiming for a global view and long-term storage. 🎯

I documented every step along the way and wanted to share this learning experience with you all. Let's dive in! 🏊‍♂️

📖 What I Learned

1. Setting Up Multiple Clusters 🌎

Objective: Simulate a real-world scenario with multiple Kubernetes clusters.
Action: Deployed two Kubernetes clusters using Minikube.
📸 Screenshot Pause: Clusters running on Minikube.

2. Deploying Prometheus on Each Cluster 📊

Objective: Monitor the health and performance of each cluster individually.
Action: Installed Prometheus using Helm charts on both clusters.
📸 Screenshot Pause: Prometheus dashboards displaying cluster metrics.

3. Introducing Thanos for a Global View 🔭

Objective: Aggregate metrics from all clusters for a unified overview.
Action: Set up Thanos Sidecar with Prometheus and configured Thanos Query.
📸 Screenshot Pause: Thanos Query dashboard showing aggregated metrics.

4. Configuring Long-Term Storage 🗄️

Objective: Retain historical metrics data beyond Prometheus's retention period.
Action: Integrated Thanos Store with object storage (e.g., AWS S3).
📸 Screenshot Pause: Metrics retrieved from long-term storage.

5. Testing and Validation ✅

Objective: Ensure the setup works as intended.
Action: Queried metrics across clusters and over extended time frames.
📸 Screenshot Pause: Successful cross-cluster metric queries.

🎥 Next Steps: Refining the Video Output

I'm excited to transform this documented journey into a comprehensive video tutorial! 🎬 This will not only reinforce my own learning but also provide a valuable resource for anyone looking to implement a similar setup.

🌟 Final Thoughts

This experience was both challenging and rewarding. By building something that benefits others, we amplify the gains for everyone involved. I'm looking forward to sharing more insights and learning together! 🤝

🔗 Connect with me:

💼 LinkedIn: https://www.linkedin.com/in/rifaterdemsahin/
🐦 Twitter: https://x.com/rifaterdemsahin
🎥 YouTube: https://www.youtube.com/@RifatErdemSahin
💻 GitHub: https://github.com/rifaterdemsahin

Imported from rifaterdemsahin.com · 2025