ansible How to Patch Linux Servers Using Ansible (Playbook Walkthrough) One Ansible playbook for Ubuntu and RHEL: rolling batches with serial, reboots only when required, and pre- and post-checks that stop a bad rollout early.
kubernetes Kubernetes Monitoring: A Layer-by-Layer Guide What to monitor in Kubernetes, from control plane and etcd to workloads, plus eBPF tracing with a DaemonSet, collection patterns and alerting that works.
artificial intelligence How to Structure a Second Brain for AI Agents Every knowledge method ever written assumes you wake up tomorrow still being yourself. An agent doesn't, and that changes the whole design.
Governance “IT is far too expensive” – and why the bill lands on the wrong desk The licence price is the smallest number. Why cost control does not come from more central IT governance, but from named owners.
kubernetes Enterprise-Ready Kubernetes at Home: K3s on Ryzen Mini PCs with Cloudflare Tunnel A three-node K3s cluster with a real HA control plane, replicated storage and a tunnel that dials outward instead of a port that sits open — then how it scales up, out and hybrid without a rewrite. No Raspberry Pi, no public IP, nothing forwarded.
artificial intelligence AI Agent Memory: How We Give Stateless Agents Continuity An agent run is a process, not a person — it starts, works, exits, and forgets. Here's the workplace we built around that: five memory stores across Slack, a calendar and a per-agent Second Brain, and the rules that keep them from rotting.
