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How to Configure Native Key Provider and VM Encryption on VMware vSphere

By admin June 13, 2026

A step-by-step guide to configuring the Native Key Provider built into vCenter and setting up VM Encryption to protect virtual machines with AES-256 on VMware vSphere 7.0 U2 and later. No external KMS required — up and running in 30 minutes.

Monitoring

Gatus: Automated Endpoint, Website, and API Monitoring with Status Page and Telegram Alerts

By admin June 13, 2026

Gatus is a lightweight endpoint monitoring tool configured entirely in YAML, with a built-in Status Page and Telegram alerts. This guide covers installation with Docker, configuring HTTP/TCP/DNS checks, and setting up automatic alerts when a service goes down.

Security

Building an Incident Response Process for Linux Servers: Investigation, Containment, and Recovery After an Attack

By admin June 13, 2026

A practical guide to building a Linux Server Incident Response process using the PICERL model: from confirming an incident and emergency network isolation, to collecting evidence, eradication, and safely restoring the system. Includes real commands drawn from hands-on production incident experience.

MySQL

A Guide to Using mysqlcheck for MySQL Database Maintenance, Optimization, and Table Repair

By admin June 13, 2026

A detailed guide on using mysqlcheck to check for table corruption, repair broken tables, and optimize MySQL database performance — with practical tips from real production incidents.

Ubuntu

Managing Hundreds of Ubuntu Servers Centrally: A Guide to Installing Canonical Landscape (Self-hosted)

By admin June 13, 2026

Don't let managing dozens of Ubuntu servers become a nightmare. Here is a detailed guide on installing Canonical Landscape (Self-hosted) for centralized administration, automated updates, and professional system monitoring.

Docker

Docker Log Rotation: The Ultimate Guide to Preventing Full Server Disks for DevOps

By admin June 13, 2026

Don't let your server crash due to log bloat! Here is a detailed guide on configuring Docker Log Rotation, limiting log file sizes, and quick fixes for when your disk hits 100%.

Database

Getting Started with ChromaDB: The Open-Source Vector Database for Building AI Agent Knowledge Systems

By admin June 13, 2026

ChromaDB is an open-source vector database for semantic storage and search — lightweight enough to run locally, powerful enough to serve as the foundation for RAG systems and AI Agents. This guide walks through installation, document indexing, semantic search queries, and Docker deployment with practical, step-by-step examples.

Virtualization

Creating a Windows VM Template on Proxmox with Sysprep and VirtIO Drivers: Clone VMs in Minutes

By admin June 13, 2026

A step-by-step guide to creating a Windows VM Template on Proxmox VE with VirtIO Drivers and Sysprep — from optimal VM configuration to batch deployment automation via the Python API. Includes real-world tips from homelab use: pre-sysprep snapshots, template versioning, and how to avoid duplicate SID issues when cloning.

Fedora

KVM/QEMU on Fedora Workstation with Virt-manager: Creating, Managing, and Optimizing Linux and Windows Virtual Machines

By admin June 13, 2026

A complete guide to setting up KVM/QEMU on Fedora Workstation with Virt-manager, from installation to performance tuning. Covers creating Linux and Windows 11 VMs with VirtIO drivers, CPU pinning, snapshots, and common SELinux troubleshooting.

Monitoring

Grafana Tempo: Setting Up Distributed Tracing and Integrating Loki + Prometheus in a Single Grafana

By admin June 13, 2026

I once spent 3 hours debugging a slow request without finding the bottleneck — that's what pushed me to set up Grafana Tempo. This article walks through installing Tempo with Docker Compose, connecting it to Loki and Prometheus, and configuring OpenTelemetry from Python so that from a single trace ID you can jump straight to logs and metrics in just a few clicks.