How K3s Silently Grew a 40 GB SQLite Database and Took Down My Cluster

Tue, 08 Sep 2026 00:00:00 +0000

My cluster — a single-node K3s instance running about 60 ArgoCD-managed applications — had been slowly dying for months. Pods crash-looped with “context deadline exceeded” errors. Leader elections failed. The metrics server stopped working entirely. I assumed it was resource pressure and tuned probe timeouts. The real problem was underneath all of it: K3s’s SQLite datastore had silently grown to 40 GB.

The LoadBalancer That Never Worked: Migrating MetalLB from L2 to BGP

Thu, 30 Jul 2026 00:00:00 +0000

I started the day asking why one of my Frigate cameras was using more CPU than the others. I finished it having moved every LoadBalancer in my Kubernetes cluster onto BGP-routed addresses, because along the way I found a service that had been silently unreachable for two years.

Debugging on Rusty Bower

How K3s Silently Grew a 40 GB SQLite Database and Took Down My Cluster

The LoadBalancer That Never Worked: Migrating MetalLB from L2 to BGP