Notes on AI engineering, MLOps, DevOps, and whatever I'm learning.https://agfianf.github.io/ M Agfianen Wed, 28 Oct 2026 05:41:15 -0000 Wed, 28 Oct 2026 05:41:15 -0000 1440 MkDocs RSS plugin - v1.19.0 https://agfianf.github.io/assets/logo.png https://agfianf.github.io/ M Agfian deployment devops docker fastapi kubernetes Autoscale a FastAPI service on Minikube with the Horizontal Pod Autoscaler on CPU usage, load-tested with Locust. https://agfianf.github.io/blog/2025/05/02/hands-on-auto-scaling-fastapi-with-kubernetes/ Fri, 02 May 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/05/02/hands-on-auto-scaling-fastapi-with-kubernetes/ M Agfian deployment devops docker fastapi kubernetes Deploy a FastAPI image from Docker Hub to a Minikube cluster with a Deployment and a ClusterIP Service, then reach it with kubectl port-forward. https://agfianf.github.io/blog/2025/04/22/hands-on-fastapi-simple-deployment-with-kubernetes/ Tue, 22 Apr 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/04/22/hands-on-fastapi-simple-deployment-with-kubernetes/ M Agfian automation ci/cd cloud devops gcp gitlab terraform Self-host GitLab and a runner on GCP with Terraform, then build a pipeline that tests a FastAPI app, pushes it to Docker Hub and deploys it over SSH. https://agfianf.github.io/blog/2025/04/13/hands-on-gitlab-cicd/ Sun, 13 Apr 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/04/13/hands-on-gitlab-cicd/ M Agfian automation ci/cd cloud devops gcp jenkins terraform Install a Jenkins controller and agent on GCP VMs with Terraform startup scripts, connect the agent over WebSocket, and run a disk-space check job. https://agfianf.github.io/blog/2025/03/25/hands-on-with-jenkins-fontawesome-brands-jenkins/ Tue, 25 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/25/hands-on-with-jenkins-fontawesome-brands-jenkins/ M Agfian devops gcp terraform vm Provision a GCP VM running NGINX with Terraform, including the VPC, subnet and firewall rules, through init, plan, apply and destroy, then scale it to 3. https://agfianf.github.io/blog/2025/03/09/hands-on-terraform-material-terraform/ Sun, 09 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/09/hands-on-terraform-material-terraform/ M Agfian ansible devops gcp vm Use Ansible from a control node on GCP to install NGINX on two managed VMs with an inventory and a playbook, then install Docker from Ansible Galaxy. https://agfianf.github.io/blog/2025/03/08/hands-on-setup-nginx-with-ansible/ Sat, 08 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/08/hands-on-setup-nginx-with-ansible/ M Agfian GIS backend maps satellite How I got 700,000 satellite-derived polygons onto a web map by moving from GeoJSON to vector tiles, packed as PMTiles and served by Martin. https://agfianf.github.io/blog/2025/03/04/optimizing-satellite-maps-efficiently-rendering-700k-object-polygons-and-their-attributes/ Tue, 04 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/04/optimizing-satellite-maps-efficiently-rendering-700k-object-polygons-and-their-attributes/ M Agfian devops digital-skola grafana homework monitoring prometheus Monitor a server's CPU and memory with Node Exporter, Prometheus and Grafana, build a custom or imported dashboard, and send alerts to Discord. https://agfianf.github.io/blog/2025/03/03/task-12-hands-on-monitoring--alerting-with-node-exporter-prometheus-and-grafana-dashboards/ Mon, 03 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/03/task-12-hands-on-monitoring--alerting-with-node-exporter-prometheus-and-grafana-dashboards/ M Agfian devops digital-skola docker homework rust Run a to-do app with Docker Compose, with a Rust actix-web API, PostgreSQL on a persistent volume and a static frontend on one bridge network. https://agfianf.github.io/blog/2025/03/02/task-7-docker-compose-with-to-do-app/ Sun, 02 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/02/task-7-docker-compose-with-to-do-app/ M Agfian devops digital-skola homework prometheus Run Node Exporter and Prometheus with Docker Compose to read a server's total, available, free and used memory, and why available beats free. https://agfianf.github.io/blog/2025/03/02/task-11-monitoring-server-memory-usage-with-prometheus-node-exporter/ Sun, 02 Mar 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/03/02/task-11-monitoring-server-memory-usage-with-prometheus-node-exporter/ M Agfian devops digital-skola homework shell-scripting A Bash script that copies the .log files from /var/log into a timestamped backup folder, zips it, reports the space saved, and runs from cron. https://agfianf.github.io/blog/2025/02/27/task-5-shell-scripting/ Thu, 27 Feb 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/02/27/task-5-shell-scripting/ M Agfian devops digital-skola homework linux Set up two Ubuntu VMs with passwordless SSH in both directions, then use cron and scp to copy a file from one server to the other every 5 minutes. https://agfianf.github.io/blog/2025/02/25/task-4-linux-and-unix-administration-2/ Tue, 25 Feb 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/02/25/task-4-linux-and-unix-administration-2/ M Agfian fastapi grafana prometheus Instrument a FastAPI app with RED metrics (rate, errors, duration) using prometheus-client middleware and expose them on /metrics for Prometheus. https://agfianf.github.io/blog/2025/02/24/monitoring-fastapi-applications-with-red-metrics/ Mon, 24 Feb 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/02/24/monitoring-fastapi-applications-with-red-metrics/ M Agfian devops digital-skola homework linux Linux admin homework. Create users and a group, lock a shared folder to it with chmod 070, then install NGINX and verify it with curl, netstat and ps. https://agfianf.github.io/blog/2025/02/22/task-sesi-3-linux-and-unix-administration-1/ Sat, 22 Feb 2025 00:00:00 +0000 agfian's spacehttps://agfianf.github.io/blog/2025/02/22/task-sesi-3-linux-and-unix-administration-1/