39+ min ago  (1062+ words) I want to walk through how containers actually find each other and the outside world, with commands you can paste and run. No magic, just the model. Every container attaches to one or more networks. On Linux, the default network…...

15+ hour, 5+ min ago  (174+ words) El código de salida 1 indica que el proceso principal del contenedor terminó con un error genérico. En Raspberry Pi, los casos más comunes son: 🔍 Nota crítica: El comando original tiene un error tipográfico: --net = host (con espacios alrededor del =) es…...

15+ hour, 45+ 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…...

18+ hour, 7+ 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:…...

19+ hour, 7+ 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…...

1+ day, 12+ 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…...

1+ day, 1+ hour 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…...

1+ day, 1+ hour 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…...

1+ day, 10+ 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…...

1+ day, 11+ 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 SaaS dependency. Giant Swarm has opened its Kubernetes-native AI Agent…...