Замена Lens, которую целиком написала модель: что получилось и где мы проигрываем
Sextant — бесплатный open-source клиент Kubernetes на Rust и Tauri 2: всё, что вы делали в Lens, но без аккаунта, подписки и телеметрии. Его код цел…
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Kapitan generators as supply-chain artifacts
Kapitan's kadet generators are Python packages that turn an inventory into Kubernetes manifests, Terraform JSON or anything else. They are also code…
Self-Hosted Databricks Alternative: Homelab Data Lakehouse (AI/ML Data Factory)
Self-Hosted Databricks Alternative: Homelab Data Lakehouse Part of the homelab build series. Trino, Apache Iceberg, Project Nessie, dbt, Spark, MLfl…
Deploying MCP Servers on Kubernetes
Most MCP servers start life as a local, stdio-based process — the client spawns the server as a child process, messages flow over stdin and stdout.…
Kubernetes CI: Lease Test Mailboxes, Don't Retry Blindly
Email verification tests become unreliable when the mailbox is treated like an ordinary HTTP dependency. A pipeline sends a message, waits a few sec…
Shared Responsibility in Argo CD: Who Owns Each Part of CVE-2026-77459 and Its Siblings
Shared Responsibility in Argo CD: Who Owns Each Part of CVE-2026-77459 and Its Siblings Vulnerability overview Four CVSS 9.9 vulnerabilities were fi…
We Treat Applications as Products. Why Is the Platform Still a Black Box? Introducing Platform BOM (PBOM)
An application team can point to the feature it shipped this week. A platform team may have spent that same week making deployments safer, improving…
Writing and Testing Crossplane Compositions in KCL
TL;DR. I write every Crossplane Composition in KCL via function-kcl . Shared logic lives in one helper module mounted from a ConfigMap. Editing happ…
Crossplane Black Boxes for Developer Self-Service
TL;DR. Developers create cloud resources and IAM grants themselves by committing a small namespaced YAML next to their app. Each kind is a Crossplan…
We moved a real homelab onto Spinifex and deleted six operators
Building a cloud platform that can understand the AWS API is one thing; rigorously testing it is something else. The AWS API is open, well documente…
FINAL KUBERNETES PRODUCTION CAPSTONE Dev Staging Production | Helm | Argo CD | Security | Storage | 10 Production Incidents
“I built and operated a production-style Kubernetes platform with separate dev, staging, and production environments. I deployed applications with H…
From One VM to a Whole Application: Planning VMware to OpenShift Migration Waves
After I shared my VMware to OpenShift Virtualization lab, a consultant asked me a question I keep thinking about: “Is this about moving a VM, or abo…
Optimizing Kubernetes Cluster Costs: Spot Instances, Autoscaling, and Resource Quotas
Introduction & Industry Context In the competitive landscape of 2026, managing cloud infrastructure is no longer merely a system engineering con…
Optimizing Kubernetes Manifest Management Across Clusters with Rancher CD and Exploring cdk8s, Pulumi, Nix
Introduction: The Challenge of Kubernetes Manifest Management Managing Kubernetes manifests across multiple clusters and environments is an inherent…
Where the four minutes go when a cluster adds a node
Autoscaling is usually described as a property a cluster either has or does not have. You add a HorizontalPodAutoscaler, you tick the box for node a…
Kubernetes 1.34 End of Life: What Actually Happens on EKS, GKE, and AKS
Kubernetes 1.34 reaches end of life upstream on October 27, 2026 . If you run it on EKS, GKE, or AKS, that date by itself changes very little. Each…
Как мы разделили монолит на независимые операторы и сделали OperatorHUB в Nova
Раньше инфраструктурные модули в Nova устанавливали с помощью YAML-манифестов. Например, чтобы развернуть в Kubernetes-кластере систему хранения дан…
Addressing Uneven Kubernetes Knowledge: Deepening Critical Areas for Platform Engineering Strength
Bridging the Expertise Gap in Kubernetes and Platform Engineering Achieving mastery in Kubernetes and platform engineering demands more than broad f…
Amazon EKS: More Control Over the Kubernetes Control Plane
Introduction One of the main perks of Amazon EKS is that AWS manages the Kubernetes control plane for you. You do not have to operate components lik…
Upgrading Kubernetes v1.34.8 to v1.35: Ensuring Elasticsearch Compatibility and Stability with Minimal Downtime
Introduction Upgrading a Kubernetes cluster from v1.34.8 to v1.35 while maintaining Elasticsearch functionality in a production environment demands…
Ditching Web UIs: Building a Terminal-Native Kubernetes Monitor with Local AI
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I Built I built KubeSense , a high-density, terminal-based Kub…
PostgreSQL Point-in-Time Recovery in Kubernetes: WAL-G + Stolon Pattern
PostgreSQL Point-in-Time Recovery in Kubernetes: WAL-G + Stolon Pattern We recovered a 2TB PostgreSQL database to 14:32:18 yesterday after a botched…
Kubernetes Email Jobs Need a Cleanup Owner
Email fixtures are easy to add to a CI pipeline and surprisingly hard to retire. A test creates a disposable inbox, starts a Kubernetes Job, waits f…
cert-manager-webhook-freens: сертификаты Let's Encrypt на все поддомены в Kubernetes через бесплатный российский DNS
Казалось бы, что там может быть интересного — A-запись прописал и забыл. Ан нет: стоило захотеть один сертификат сразу на все тестовые поддомены и п…
Kubernetes in the Enterprise: Scalability, Resilience, and Release Speed Explained
Kubernetes in the Enterprise: Scalability, Resilience, and Release Speed Explained Kubernetes has become a standard platform for many teams building…
65 бесплатных уроков октября: от LLM и Kubernetes до микросервисов, Kafka и безопасности
Привет, Хабр. В этом дайджесте собрали 65 бесплатных демо-уроков по основным IT-направлениям. В программе — многопоточность, микросервисы, Kubernete…
AWS Rollbacks Need a Small Deploy Ledger
Rolling back a container release sounds simple: select the last known-good image and deploy it again. In a real AWS environment, the hard part is of…
Kubernetes Cost Optimization: Real-World Strategies That Actually Work
September 2026 | ~15 min read The $170,000 Wake-Up Call $14,200/month on EKS with 38% average utilization. We cut it to $4,180/month — a 71% reducti…
How to make Claude background agents 3-5x faster and cheaper
Originally posted to causely.ai by Ben Yemini TL;DR We ran two Claude Managed Agents against injected regressions in a 36-microservice Go app on Kub…
Etcd Defragmentation: Reclaiming Space Without Cluster Disruption
My etcd database was 508 MB on disk and only 84 MB of it held live data. The other 400-odd megabytes were free pages that etcd had no intention of h…