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…
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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…
[Перевод] GPU-автоскейлинг на Kubernetes с KEDA: создание внешнего скейлера
Если вы запускаете GPU-нагрузки (графические ускорители) на Kubernetes — vLLM, Triton, обучающие задачи или более новые стеки агентного инференса, — в…
Kubernetes дома? Ты не в себе? Как с Cursor и без DevOps-опыта поднять приватный кластер для личных проектов
Я реализовал свою первую задачу по замене «Яндекс Диска», довёл скорость до 1,1 ГБ/с и пошёл дальше — установил Kubernetes дома. Я не инжене…
Proxy OpenAI Through Kong AI Gateway on Kubernetes
The Problem With Talking Directly to LLMs Most teams start by wiring their app straight to the OpenAI API. It works — until you need to add auth, rate…
Когда компании пора строить свой LLM-кластер, а не пользоваться внешними API
На раннем этапе внедрения LLM в компании выглядят как быстрый выигрыш: подключается внешний API (например, ChatGPT), ускоряется работа с текстами, авт…
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 …
Как управлять кластерами как системой, а не набором инструментов
Когда Kubernetes-кластеров становится несколько, сложность быстро перестаёт ограничиваться самим развёртыванием. Приходится удерживать контекст сразу …
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…
The AWS Charge Silently Eating Your K8s Budget: NAT Gateway Explained
You get your AWS bill. EC2 looks reasonable. RDS looks fine. Then there's a line item called "NAT Gateway" sitting at $800 and you have no idea why. T…
Kubernetes Networking Explained: Pods, Services, Ingress, and Network Policies
Kubernetes networking is one of the most misunderstood parts of running containerized workloads. A pod can reach another pod by IP — but why does that…
Agent Substrate: Building Actors and Workers
Any time AI is spoken about, it's followed up with "and this is how much it's costing us". Cost management/optimization along with overall optimizatio…
We Built a Kubernetes Desktop App That Actually Replaces Your Entire Workflow — Podscape v4.0
You know the drill. You're debugging a production issue. Terminal one: kubectl logs . Terminal two: kubectl describe . Tab over to Grafana to check me…
AI Can Generate Kubernetes YAML — But Is the CKA Still Worth It in 2026?
Artificial Intelligence is changing the technology landscape at an incredible pace. Today, AI can: Generate Kubernetes YAML Explain kubectl commands T…
Kubernetes: The Platform That Keeps the Internet Running at Scale
Pipeline & Prompts | Byte size guides on DevOps, Cloud and AI From Supply Chain to Container Orchestration When IBM acquired Red Hat, I was workin…
Introducing t4
Infrastructure systems often need a small, reliable place to keep control-plane state: configuration, service metadata, locks, leases, revision histor…