News
C'mo solucionar `docker run` con error `Exited (1)` en Raspberry Pi
12+ hour, 40+ min ago (174+ words) El c'digo de salida 1 indica que el proceso principal del contenedor termin' con un error gen'rico. En Raspberry Pi, los casos m's comunes son: " Nota cr'tica: El comando original tiene un error tipogr'fico: --net = host (con espacios alrededor del =) es…...
Docker Volumes vs Bind Mounts: Where Your Data Actually Lives
13+ hour, 20+ min ago (1000+ words) A container's writable layer feels like a filesystem, and that's exactly the trap. Write a database into it, remove the container, and the data is gone " no warning, no recovery. If you want anything to survive docker rm, it has…...
Connect Redis, Postgres, and My SQL to Serverless Apps Over HTTPS
15+ hour, 42+ min ago (351+ words) Serverless and edge runtimes are great until your app needs a normal TCP database connection. Cloudflare Workers, Vercel Edge, Deno Deploy, and many other HTTP-first runtimes do not let you open raw TCP sockets directly. That creates an awkward choice:…...
Running a 120-site uptime monitor for $0/month on Cloudflare's free tier
16+ hour, 42+ min ago (386+ words) The interesting part isn't the tool, it's that the whole thing " app, ~120 monitored sites with 24h history, SSR status pages, share cards, outage alerts " runs for $0/month plus domains. The one thing that wanted to cost money Everything fit the Workers…...
Kubernetes KSPM
21+ hour, 47+ min ago (348+ words) Agentless Kubernetes Security Posture Management with 150+ checks, 19 check groups, OPA/Rego + Kyverno integration, and supply chain security What makes it notable is the depth beyond a static config linter: graph-based RBAC escalation-path analysis, supply-chain checks that drive Trivy/Grype CVE…...
How to usar Docker networks na pratica
22+ hour, 41+ min ago (226+ words) Quando voce cria um container e depois outro, eles podem nao se enxergar. O motivo quase sempre e a rede. Entender os tipos de rede que o Docker oferece resolve isso de uma vez. Comece listando as redes que ja…...
Debugging Kubernetes OOMKilled: A Step-by-Step Guide
23+ hour, 25+ min ago (780+ words) The Dreaded OOMKilled $ kubectl describe pod api-service-7f8d9c-abc12. .. State: Terminated Reason: OOMKilled Exit Code: 137 Your container got killed because it used more memory than its limit. Sounds simple. Debugging it is not. Step 1: Confirm the OOM # Check pod events kubectl get…...
Canonical Brings Upstream Open Source Kubeflow to Azure
1+ day, 8+ hour ago (196+ words) Canonical has introduced a fully managed upstream Kubeflow service on Microsoft Azure that keeps organisations on the standard open source platform while removing operational overhead, preserving workload portability and keeping data within customer cloud environments. Canonical has launched Managed Kubeflow…...
Giant Swarm Opens AI Agent Platform Built On Open Source Stack
1+ day, 8+ hour ago (284+ words) Giant Swarm has opened its Kubernetes-native AI agent platform to customers, enabling organisations to run open-source AI agents entirely within their own infrastructure while retaining full data control and eliminating Saa S dependency. Giant Swarm has opened its Kubernetes-native AI…...
Hybrid Container Governance: Scaling Patterns That Work
1+ day, 6+ hour ago (599+ words) The third WSL instance didn't need a reinstall. That's when I knew the pattern worked. I started scripting the install. Halfway through, I stopped and deleted the script. Installing the same stack N times is the wrong answer. The right…...