Replace Proxmox Server

Index Introduction The problem New server Proxmox configuration Troubleshooting Restoring Future Introduction During college, I used ESXi to host some virtual machines (VMs). After graduating, I transitioned to Proxmox, using the same server—an old HP Z620. I was really pleased with that setup. It had everything I needed: VMs for my pentesting lab, LXC containers for personal projects, and a fully functional backup solution. The problem However, the server started failing, and by that, I mean it would shut down for no apparent reason....

August 26, 2024

How I Perform Backups

Index Introduction Targets & Destinations Rsync Prometheus & Grafana Golang The Tool Introduction Backups are like insurance policies for your digital life. They’re copies of your important files, stored in a safe place separate from your original data. Just as you wouldn’t want to risk losing everything in a fire without insurance, you don’t want to risk losing your precious photos, documents, or other files without backups. In this blog post, I’ll share my personal insights and strategies for maintaining comprehensive backups, ensuring that no vital information slips through the cracks while also staying organized amidst the constant flux of data changes....

April 12, 2024

Migrating from ESXi to Proxmox

Index Introduction ZFS Pool Content Resources Introduction During college I used ESXi to host a few VM’s because I had a low end laptop that was not able to handle multiple VM’s turned on. After finishing college I decided to move to Proxmox as I wanted to persue the open source route. To be able to acomplish this I gathered two HDD drives (500 GB each) and two SSD (250 GB each)....

April 28, 2023

Load Balancing On Webservers with HAProxy and KeepAlived

Index Introduction Presentation Resources Introduction This presentation is about load balancers and how they are important to new infrastructures. The aim here is to learn more about some network protocols (like VRRP) and how can we maximize the uptime when dealing with webservers. Note that this presentation is in Portuguese. Presentation Resources Note that these resources are in portuguese Web application DB Report

October 21, 2022

Using Ansible To Deploy a VM In ESXi

Index Introduction Configuration Create The Playbook Final Result Introduction After configuring ESXi and deploying some virtual machines, I felt the need to automate the process of creating VMs since most of the times I need to spin up a clean machine just for testing some stuff and making the same process over and over again is time consuming and boring. This is why I took some time to learn Ansible, so I could just create a playbook and the VM would be up and running....

October 21, 2021