1+ hour, 42+ min ago  (1081+ words) Field Lab record: Prometheus #12244 This field test was about documentation, but not "just documentation." The public issue reported confusion around Docker Swarm task discovery metadata in Prometheus. The user expected __meta_dockerswarm_container_label_ to expose labels from the running container or image, such…...

2+ hour, 32+ min ago  (247+ words) Docker Compose runs multi-container applications from a single YAML file. One command can start an API, a database, a message broker, and supporting tools for local development - without installing each service on the host machine. This post covers Compose concepts…...

6+ hour, 45+ min ago  (386+ words) Kubernetes began as Google's internal container orchestration system called Borg. They open-sourced it in 2014, and it's now the standard for running containerized workloads at scale. If you're running Docker containers in production, you likely need Kubernetes. Kubernetes automates deployment, scaling,…...

8+ hour, 26+ min ago  (272+ words) Homebrew 6. 0 shipped a Linux sandbox. Here's what that actually means in practice. The sandbox isn't containers. It's systemd sleep confinement applied per-formula at install/run time. When a formula runs, systemd places it in a cgroup slice with restricted access…...

11+ hour, 21+ min ago  (940+ words) L" m't mobile developer, vi'c c'n b'ng gi'a c'c c'ng c" ph't tri'n v" t"i nguy'n h' th'ng l" m't b"i to'n th'c t" m'i ng"y. Khi l"m vi'c v'i d' 'n l'n, b' m'y c'a b'n…...

14+ hour, 57+ min ago  (1704+ words) Written for developers and technical founders who are past the "I got a workflow running locally" stage and are now trying to ship it to real users without lighting money on fire. Deploying Comfy UI means running the Comfy UI…...

21+ hour, 31+ min ago  (823+ words) You trained the model. The notebook runs. The demo works. You push it to a teammate, and forty minutes later you get the message every engineer dreads: "Hey, I'm getting a CUDA error. And torch won't import. And what version…...

1+ day, 3+ hour ago  (14+ words) One config from `docker compose up` to production. .. Tagged with automation, devops, docker, tooling....

1+ day, 7+ hour ago  (521+ words) In this post, I'll walk you through deploying a production-ready Kubernetes cluster on Red Hat Enterprise Linux 10 using kubeadm. This lab was inspired by Anthony E. Nocentino's excellent Certified Kubernetes Administrator (CKA): Using kubadm to Install a Basic Cluster training course,…...

1+ day, 8+ hour ago  (1555+ words) How AI agents expose critical gaps in Kubernetes' network and container security primitives, from prompt injection to model weight exfiltration. Kubernetes' battle-tested security primitives, RBAC, Network Policies, and Pod Security Admission, were designed for microservice threat models that predate the…...