Tomasz Wostal
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About Skills Experience Tech Stack Contact Blog

Hetzner

When Your Homelab Grows Up: How SQLite Took Down My k3s Control Plane

When Your Homelab Grows Up: How SQLite Took Down My k3s Control Plane

A real incident postmortem from my Hetzner k3s cluster: how the default SQLite/kine datastore hit a compaction death-spiral under an overgrown homelab, how I put out the fire, and why I migrated the control plane to embedded etcd.

kubernetes k3s homelab etcd sqlite kine hetzner devops sre incident
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The Ultimate Homelab: A Deep-Dive into an Automated K3s Cluster on Hetzner

The Ultimate Homelab: A Deep-Dive into an Automated K3s Cluster on Hetzner

A comprehensive technical guide and philosophy behind building a secure, automated, and production-ready Kubernetes cluster on Hetzner Cloud using Terraform, Ansible, and Tailscale.

devops homelab terraform ansible k3s hetzner tailscale automation iac kubernetes github-actions gitops
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Tomasz Wostal

Platform Infrastructure Manager. DevOps Leader. Technology Innovator.

Highly accomplished technology leader with 10+ years of expertise in DevOps, Platform Infrastructure, and Automation. Currently managing platform infrastructure and leading technical teams at Hemolens Diagnostics, designing distributed systems and CI/CD processes for medical technology innovation.

Bydgoszcz, Poland

tomasz@wostal.eu
Platform Infrastructure DevOps & CI/CD Kubernetes & Cloud Monitoring & Observability Medical Technology

© 2026 | Tomasz Wostal