Luiz Costa

I am a senior software engineer at Red Hat / Ansible. I love automation tools, games, and coffee. I am also an active contributor to open-source projects.

33 posts

kubernetes

Managing multiple Kubernetes clusters with kubectl

2 years ago • 2 min read

ansible

Ansible 101 - The basics

2 years ago • 4 min read

How to use NVIDIA GPU on podman (RHEL 9 / Fedora 42)

2 years ago • 2 min read

server

How to create a database and user for your new app on PostgreSQL

2 years ago • 1 min read

linux

DaVinci Resolve 19 on Fedora 41 (NVIDIA GPU)

2 years ago • 3 min read

python

[WIP] How to create a modern pytest dev environment with vscode

3 years ago • 6 min read

server

How to create a service for Fedora/RHEL (systemd)

3 years ago • 1 min read

devops

How to commit encrypted files to Git with Mozilla SOPS

4 years ago • 5 min read

ansible

Ansible tricks

4 years ago • 5 min read

linux

How to create a k3s cluster with Nginx Ingress controller

4 years ago • 3 min read

How to install Ollama + Open-WebUI on Fedora/RHEL using podman Quadlets

How to install Syncthing on Fedora/RHEL using podman Quadlets

Backup is not Disaster Recovery

Running Vagrant + libvirt on Bluefin or Aurora

Luiz Costa

Managing multiple Kubernetes clusters with kubectl

Ansible 101 - The basics

How to use NVIDIA GPU on podman (RHEL 9 / Fedora 42)

How to create a database and user for your new app on PostgreSQL

DaVinci Resolve 19 on Fedora 41 (NVIDIA GPU)

[WIP] How to create a modern pytest dev environment with vscode

How to create a service for Fedora/RHEL (systemd)

How to commit encrypted files to Git with Mozilla SOPS

Ansible tricks

How to create a k3s cluster with Nginx Ingress controller