OpenVEX в CI/CD: как перестать бороться с ложными CVE и научить Trivy понимать контекст
Представьте: вы пытаетесь объяснить иностранцу, почему красный сигнал светофора не всегда означает «стоять», иногда это — «можно ехать, если ты — скор…
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Introducing Security Profiles for Container Permission Management
Introduction In this article, I want to introduce Security Profiles , a feature I added to Raind , a container runtime I have been developing. In a pr…
Что будет, если убрать сохранённое состояние из IaC? Опыт создания Wye
Практически все современные системы управления инфраструктурой опираются на один и тот же фундаментальный механизм — сохранённое состояние (persistent…
How Does Traffic Actually Reach Your Pods? Kubernetes Services & kube-proxy Explained
Your backend Pod just crashed. Kubernetes created a new Pod with a completely different IP address. Yet your application didn't notice anything change…
Auditing Kubernetes Manifests With AI: A Practical Workflow
A senior K8s engineer I work with audits manifests faster than I read them. He's seen so many patterns that "missing readinessProbe on a Deployment th…
PostgreSQL on Kubernetes — Complete Setup Guide with CloudNativePG
Originally published on DevToolHub , where I keep this guide updated as CloudNativePG evolves. Running PostgreSQL in Kubernetes used to be a bad idea.…
CloudNativePG: Running PostgreSQL in Kubernetes Without the Pain
A CloudNativePG cluster that sits in Setting up primary forever, with zero error events on the Cluster resource and a perfectly healthy operator, is o…
MCP Server Architecture for Platform Teams — Giving AI Live Access to Your Infrastructure
Pipeline & Prompts | Byte size guides on DevOps, Cloud and AI AI in the Stack #3 ⚡ Byte Size Summary MCP (Model Context Protocol) is the standard …
Making a fleet of self-hosted LLM agents trustworthy
Originally published at llmkube.com/blog/making-self-hosted-llm-agents-trustworthy . Cross-posted here for the dev.to audience. Running a single local…
Creating a Machine-Readable AGENTS.md Guide for Safe AI Interaction with Generic kcp Kubernetes Clusters
Introduction to kcp and Kubernetes Interaction In the rapidly evolving landscape of Kubernetes cluster management, kcp represents a fundamental paradi…
How to Choose the Right DevOps as a Service Provider
I've spent 25 years building, breaking, and scaling production infrastructure — long enough to watch "DevOps" go from a conference buzzword to a thing…
Проект Cozystack представил переработанный etcd-operator с новым API
В рамках проекта etcd-operator сообщество развивает оператор для развёртывания и сопровождения кластеров etcd в Kubernetes. На днях он был передан про…
Supercharging Kubernetes: How eBPF is Revolutionizing SRE and Platform Engineering
The ecosystem surrounding Kubernetes has always been a rapidly moving target. Just when Site Reliability Engineers and Platform Engineers feel they ha…
What is Docker? Containerization Made Simple
By Sailee Shingare | M.S. in Computer Science, Northern Illinois University (NIU) In the last post, we learned what containers are — lightweight, port…
Deploying Spring PetClinic Microservices on AWS EKS: A Team Story
When our group of 11 was handed the brief for our DMI DevOps Micro-Internship capstone project, the goal was clear: take a real-world microservices ap…
How Kong's Control Plane / Data Plane Split Cut Our Gateway Costs by 34% (And Made It a Security Layer)
The Problem With How Most Teams Run Kong If you set up Kong the default way, everything lives together — routing, policy enforcement, plugin execution…
When Kubernetes Isn't the Problem: Debugging External Dependencies in AKS
Introduction One of the most common mistakes during incident response is assuming Kubernetes is the problem simply because the application runs on Kub…
Kubernetes kills your pod? Here's why
Your pods keep getting killed. Not crashing — killed. One moment they're running fine, the next they're gone and Kubernetes is spinning up replacement…
Running a High-Performance AI Gateway on Kubernetes
Bifrost, the open-source AI gateway, handles thousands of concurrent LLM requests on Kubernetes with near-zero overhead, autoscaling, and centralized …
Новые модели в FMC и патчи безопасности в SELECTOS: дайджест Selectel за май
Одними из первых в России выпустили патчи безопасности в SELECTOS и закрыли уязвимости в ядре Linux. Расширили список моделей в FMC, чтобы вы могли ав…
Deploying a Dockerized Node.js Application on Kubernetes 🚀
After containerizing an application with Docker, the next logical step is deploying it on Kubernetes. Kubernetes helps automate application deployment…
Microsoft's npm Packages Got Backdoored. Again. And AI Agents Pulled the Trigger.
73 cryptographically signed npm packages from Microsoft were compromised last week with advanced credential-stealing malware that fires the moment a d…
ConfigMaps for Environment Variables in a React App: Stop Rebuilding, Start Injecting
TL;DR: Create React App builds bake environment variables at build time. ConfigMaps let you inject runtime configs into your container. Here’s how to …
How I'd Pass the CKA in 12 Weeks (Performance-Based, No Multiple Choice)
The Certified Kubernetes Administrator (CKA) is not a multiple-choice exam, and that single fact changes everything about how you should prepare for i…
How to fix ImagePullBackOff error in Kubernetes
Quick Answer (TL;DR) ImagePullBackOff means the kubelet cannot pull your container image and is now backing off before retrying. The fix is almost alw…
Commitment discounts vs spot when each saves more
Cloud teams waste between 40% and 60% of their infrastructure budget on a false choice: committing to reserved capacity they won't fully use or chasin…
I built an open-source alternative to Microsoft's KAITO that works on ANY Kubernetes cluster
Six months ago, my team needed to deploy DeepSeek-R1 for internal use. We have a Kubernetes cluster — like everyone does in 2026 — so I started lookin…
⚙️ Terraform create AWS EC2 instance with Python environment
Terraform can provision an AWS EC2 instance and set up a Python virtual environment in a single, reproducible run — the whole workflow is declarative …
Kubernetes Admin Seeks to Identify Advanced Concept Gaps for Improved Cluster Management Expertise
Introduction to Advanced Kubernetes Concepts As a self-taught Kubernetes cluster administrator overseeing global, multi-cluster environments, you have…
I Built a 5-Agent AI System That Fixes Kubernetes Clusters Before Your Pager Goes Off
There's a moment every on-call engineer knows. It's 2 AM. Slack explodes. Pods are crashing in production. You SSH in half-awake, squinting at logs, t…