When upgrading Gitlab, I ran into a PG::CheckViolation error related to the gpg_key_subkeys table. Here's how I verified the issue and fixed it.

Install and configure Cilium CNI for loadbalancing and ingresses.

Use Docker and Podman to build container images for different architectures.

Install and configure a single node kubernetes cluster using minikube on a MacOS

Part of a series where we set up a barebone or blank K3S cluster using Raspberry Pis.

When a ZFS pool has a drive that fails we go through the process of finding which drive it physically is then replace it and fix the pool.

How to resize qemu virtual disk images.

Migrating from a Drupal CMS to a Hugo static site.