DevOps & Cloud Articles

DevOps & Cloud Aug 3, 2026 • 4 min read

Quantum Cryptography Broke My Messaging Pipeline (And Yours Might Be Next)

I had an incident last month that I've been turning over in my head ever since. One of our microservices started timing out on message processing—nothing catastrophic, but enough to trigger alerts. After digging through logs, I found the culprit: we'd added an extra validation la...

Read More →

DevOps & Cloud Aug 2, 2026 • 4 min read

When Your Docker Image Bloats from 900MB to... Wait, How Did We Get Here?

I was debugging a deployment issue at 2 AM last week when I realized our production Docker image had somehow ballooned to nearly a gigabyte. A gigabyte. For a Node.js API that should've been maybe 150MB lean. That's when I came across this article about image size optimization, a...

Read More →

DevOps & Cloud Aug 1, 2026 • 4 min read

Why I'm Finally Committing to Learning in Public (And Why You Should Too)

Last month, I spent three hours debugging a CloudFormation template that kept failing in a specific way. The error message was cryptic, the AWS docs were buried under twelve tabs of StackOverflow threads, and I was frustrated. When I finally figured it out—a simple missing proper...

Read More →

DevOps & Cloud Jul 31, 2026 • 4 min read

hermes-memory-installer: Memory Sidecar v3.5.1

Memory Sidecar v3.5.1 is an operational hardening release for the public agent‑agnostic memory layer. If you already use the sidecar pattern to give your AI agents robust, persistent memory without co...

Read More →

DevOps & Cloud Jul 30, 2026 • 4 min read

Building an On-Premise Kubernetes Cluster — Part 2: Installing Containerd and Kubernetes

🇧🇷 Leia a versão em português aqui In Part 1 of this series, we prepared the environment: defined the hardware, configured /etc/hosts, adjusted the firewall, and disabled SWAP on all nodes. Now that...

Read More →

DevOps & Cloud Jul 29, 2026 • 2 min read

Local Kubernetes Dev — Part 3: Tooling overview — who does what

k3d, kind, minikube, Helm, Kustomize, Tilt, Skaffold, DevSpace, Telepresence, k9s... it reads like an incantation, and it's easy to drown in. If you've ever opened the CNCF landscape and felt you had...

Read More →

DevOps & Cloud Jul 28, 2026 • 8 min read

Monitoring & Observability: Warum Logs nicht reichen, Tracing hilft

Warum Sie gerade heute Ihren Log‑Ansatz über Bord werfen sollten „Ich schaue einfach in die Log‑Datei, da finden sich alle Probleme.“ – Dieser Satz klingt fast schon wie ein Mantra im IT‑Su...

Read More →

DevOps & Cloud Jul 27, 2026 • 4 min read

How the Amazon ECS deployment circuit breaker detects failures

How Amazon ECS Deployment Circuit Breaker Detects Failures Amazon ECS (Elastic Container Service) uses a deployment circuit breaker to automatically roll back failed deployments. This featu...

Read More →

DevOps & Cloud Jul 26, 2026 • 6 min read

How We Solved Agent Auth Without a Single PAT

A TOFU-based authorization model for headless AI agents By Mohamed Sherif If you’ve built an AI agent recently, you’ve probably run into the same problem. The first integration is easy. Your agent...

Read More →

DevOps & Cloud Jul 25, 2026 • 5 min read

I Almost Lost a Production Database Before Learning to Listen to My Host

Three years ago, I deployed a memory-intensive data processing pipeline on what I thought was a "well-provisioned" server. The application ran fine for weeks. Then one Tuesday morning—right in the middle of business hours—everything went silent. No crashes, no errors in the logs,...

Read More →