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🗂️ Log Management Reference
Category: All About UbuntuLast Updated: May 14th, 2025 📌 Default Log File Locations Most Linux systems (especially Debian/Ubuntu) store logs in these locations: Path Purpose /var/log/ Main system log directory /var/log/syslog Genera...
Full SNMP Monitoring on Raspberry Pi 5 for LibreNMS (UCD-SNMP + Extend Workaround)
Date: May 14, 2025Category: Monitoring / SNMPBacklink: LibreNMS Docker Deployment on Raspberry Pi 5 🧩 Overview This update documents how I configured full-featured SNMP monitoring on a Raspberry Pi 5 running LibreNMS inside Docker. Since hrProcessorLoad an...
Changing the Hostname on Linux and Removing VPN Server.
I want to change the hostname on my pivpn because I have moved that to a different system and want to use this for something else but don't need to reinstall linux: use hostname to see current hostname or it is after your profile name right there in the termi...
Creating a PowerShell Backup Script for VPS Syncthing Folders
I'm using Robocopy to sync folders with logic to skip unchanged files. # Define source and destination paths $source1 = "C:\Users\aonat\BookStack-VPS-Backups" $source2 = "C:\Users\aonat\Default Folder" $destination = "E:\VPS-Backups" # Ensure destinatio...
Safely Updating and Upgrading a Production VPS Server with Backup Plan
I noticed there was upgradable packages on the VPS Server I run. Since this is the one hosting BookStack Publicly on my Website, I wanted to treat this with as much caution as possible. I wanted to check what was upgradable: app list --upgradable I leverage...
Update #14 - Auto-Banning Fail2Ban IPs Based on AbuseIPDB Reputation
Date: May 22nd, 2025Category: Security / AutomationBacklink: Update #13 – Fail2Ban IP Lookup Enrichment Script with GeoIP, PTR, and AbuseIPDB Overview Building upon the foundation established in Update #13, this update introduces active enforcement logic t...
Update #15 - Using Gmail App Password to Get Alerts!
Date: May 22nd, 2025Category: Security / AutomationBacklink: Update #14 – Auto-Banning Fail2Ban IPs Based on AbuseIPDB Reputation I made a new Gmail account for alerts on my VPS. I created a new app password: I installed a mail alert system via msmtp (L...
Update #16 - Installing Docker and Prepping My VPS for App Expandability.
Date: May 23, 2025Category: Server Management / DevOpsBacklink: N/A (First Entry in Docker Expansion Series)My objective was to get Docker up and running on my existing VPS without migrating BookStack (yet). I wanted to ensure I could containerize and run addi...
Pi 5 System Summary Script with AWK
Date: May 25th, 2025Category: Linux Scripting / System Monitoring I wrote this script after studying awk. This command is really powerful in scripting. I have a good understanding of using the command to extract data fields from CSV files, and live system dat...
Update #17 - Installing Root Kit Detection on Virtual Private Server
Date: May 30, 2025Category: Security / System Monitoring I am going to install rootkit detection on my VPS. This is good practice, although not many Linux servers are attacked in this way.In this guide, I'll be installing and using chkrootkit and rkhunter. U...
Project: Proxmox Standalone GPU Passthrough Server Build
Date: May 31st 2025Category: Virtualization / Homelab Build Hardware Overview Component Model / Spec Motherboard Gigabyte B550 AORUS Elite AX V2 CPU AMD Ryzen 7 3700X (8-core / 16-thread) GPU NVIDIA RTX 2070 Super RAM 32G...
Installing Proxmox VE 8.2 on a Standalone GPU Passthrough Server
Date: June 1st, 2025Category: Virtualization / Proxmox DeploymentBacklink: Project: Proxmox Standalone GPU Passthrough Server Build Requirements Proxmox VE 8.2 ISO Installer Bootable USB creation tool (Etcher or Rufus) At least 1 NVMe SSD (re...
Installing Pop!_OS (NVIDIA Edition) in Proxmox
Date: June 1st, 2025Category: Virtualization / VM Guest OS ConfigurationBacklink: Installing Proxmox VE 8.2 on a Standalone GPU Passthrough Server Goal Install Pop!_OS 22.04 LTS (NVIDIA ISO) as a Proxmox VM with a passed-through RTX 2070 Super GPU, ensurin...
Setting Up SSH Access in Pop!_OS (Proxmox VM)
Date: June 1st, 2025Category: Remote Access / Virtual Machine SetupBacklink: Installing Pop!_OS (NVIDIA Edition) in Proxmox with GPU Passthrough Goal Enable secure remote access to your Pop!_OS virtual machine via SSH. Step 1: Install and Enable OpenSSH...
NVIDIA GPU Passthrough in Pop!_OS (Proxmox VE 8.2.7)
Date: June 1st, 2025Category: Virtualization / GPU PassthroughBacklink: Setting Up SSH Access in POP_OS Proxmox This enable's GPU Passthrough as I'm going to use this VM for Local AI projects Step 1: Enable IOMMU in Proxmox Edit the GRUB configuration: n...
Update #18 - RKHunter Daily Scan with Email Alerting and Log Cleanup
Date: June 3, 2025Category: Security / MonitoringBacklink: Update #17 – Installing Root Kit Detection on Virtual Private Server Overview This update enhances our RKHunter setup by: Automating daily scans Emailing warnings only (using msmtp) ...
Installing Official Speedtest CLI by Ookla on Debian Linux
Date: June 3, 2025Category: Networking / MonitoringBacklink: N/A Description This guide explains how to install the official Speedtest CLI by Ookla on a Raspberry Pi 5 running Debian Bookworm. Unlike the legacy speedtest-cli, this version offers more accur...
Running ntopng from Source on Raspberry Pi 5 (ARM64)
Date: June 4th, 2025Category: Network/SecurityBacklink: LibreNMS Docker Deployment on Raspberry Pi 5 Overview This guide details how I installed and configured the open-source network traffic monitor ntopng on my Raspberry Pi 5 (ARM64). The goal was to gai...
Tilix & Neofetch Branded Terminal Setup
Title: Tilix Terminal Setup with Branded Header (Ubuntu 22.04)Category: Linux CustomizationDate: June 4, 2025 Tilix Terminal Setup with Branded Header (Ubuntu 22.04) If you're looking to upgrade from the default GNOME Terminal on Ubuntu, Tilix offers a til...
Update #19 - VPS Admin Toolkit Menu Script
Date: June 6, 2025Category: Automation / CLI UtilitiesBacklink: Update #18 – RKHunter Daily Scan with Email Alerting and Log Cleanup 🛠️ Features Interactive numbered menu with clear options Rootkit detection and security checks Fail2Ban IP ...