ITFROMZERO – Share tobe shared!

Virtualization tutorial - IT technology blog

ZFS Storage for Proxmox VE: Setting Up Pools, Snapshots, and Checksum-Based VM Data Protection

By admin March 15, 2026

ZFS brings block-level data integrity checksums and instantaneous snapshots to Proxmox VE — solving the silent corruption problem that LVM-thin is completely blind to. This guide walks through creating a ZFS pool, configuring compression, automating daily snapshots, and scheduling periodic scrubs to protect your VM data.

Virtualization

virt-v2v Guide: Easily Convert Virtual Machines from VMware, Hyper-V to KVM

By admin March 14, 2026

Are you struggling to migrate virtual machines between virtualization platforms like VMware, Hyper-V, and KVM? This article will guide you on how to use the open-source virt-v2v tool to perform an efficient and automated conversion process, helping you optimize your infrastructure and simplify testing.

Network

Configuring VLAN on Linux: Network Isolation, Enhanced Security, and Easy Management

By admin March 14, 2026

VLANs allow us to create multiple virtual networks on the same physical infrastructure, enhancing network security and performance. This article provides detailed instructions on configuring VLANs on Linux, from basic concepts to practical examples.

Security

Nginx TLS 1.3 Configuration Guide and Cipher Suite Optimization: Achieve A+ on SSL Labs

By admin March 14, 2026

A comprehensive guide to configuring Nginx to enable TLS 1.3 and optimize cipher suites, helping your web server achieve an A+ rating on SSL Labs. Explore practical steps and foundational knowledge of TLS security.

Artificial Intelligence tutorial - IT technology blog

How to Use Google Gemini API with Python: Efficient Implementation from Basics to Production

By admin March 14, 2026

Discover how to integrate the Google Gemini API with Python, from basic to advanced. This article provides detailed guides, practical code examples, and effective production deployment insights.

VMware

Efficient Physical to Virtual (P2V) Server Migration with VMware vCenter Converter Standalone

By admin March 14, 2026

P2V is an IT infrastructure optimization solution. This article provides a step-by-step guide to converting physical machines to virtual machines using VMware vCenter Converter Standalone, along with practical experience. Ensure success!

Monitoring

Guide to configuring SMS and Telegram alerts with Alertmanager

By admin March 14, 2026

Monitoring alone isn't enough; you need instant notifications when incidents occur. This guide shows you how to configure Alertmanager to send alerts directly via Telegram and SMS, helping you address issues promptly.

Database

Guide to Installing and Optimizing MongoDB for Production Environments

By admin March 14, 2026

Deploying MongoDB in a production environment is more than just basic installation. This article analyzes common issues, core causes, and provides detailed guidance on installation, Replica Set configuration, indexing optimization, security enhancement, and scaling with Sharding, helping your application run stably and efficiently.

Virtualization

VirtualBox: Advanced Network Configuration – Shared Folders, VPN, and Isolated Environments for IT

By admin March 14, 2026

This article explores advanced VirtualBox network configurations, including shared folders, VPN setups, and creating isolated virtual environments for IT professionals.

Monitoring

Zabbix Installation Guide from A-Z: Build Your Own Professional Monitoring System

By admin March 13, 2026

I. Introduction to Zabbix and Why You Need It In today's IT landscape, ensuring the…

Managing CPU, RAM, and Disk I/O in VMware: Don’t Let ‘Noisy Neighbors’ Crash Your System

Traefik: The Ultimate Reverse Proxy Solution for Docker (Auto SSL, 5-Minute Setup)

Supercharge Website Speed with Varnish Cache and Nginx on CentOS Stream 9

Docker Log Management: Prevent Your Disk from Filling Up with Massive Log Files

Save Ubuntu in a Snap with Timeshift: A Guide to Creating Automatic Restore Points

Mastering lshw, dmidecode, and hwinfo: A Deep Dive into Linux Hardware

Is ChatGPT “Swallowing” Your Source Code? How to Build a Secure Proxy Layer for Devs

Deploying Sidecar Containers: Automating Docker Volume Backups to S3 and Google Drive

Python Profiling: Pro Tips for Troubleshooting Slow Code with cProfile and Py-Spy

Docker Context Guide: Managing Multiple Remote Servers via SSH

ZFS Storage for Proxmox VE: Setting Up Pools, Snapshots, and Checksum-Based VM Data Protection

virt-v2v Guide: Easily Convert Virtual Machines from VMware, Hyper-V to KVM

Configuring VLAN on Linux: Network Isolation, Enhanced Security, and Easy Management

Nginx TLS 1.3 Configuration Guide and Cipher Suite Optimization: Achieve A+ on SSL Labs

How to Use Google Gemini API with Python: Efficient Implementation from Basics to Production

Efficient Physical to Virtual (P2V) Server Migration with VMware vCenter Converter Standalone

Guide to configuring SMS and Telegram alerts with Alertmanager

Guide to Installing and Optimizing MongoDB for Production Environments

VirtualBox: Advanced Network Configuration – Shared Folders, VPN, and Isolated Environments for IT

Zabbix Installation Guide from A-Z: Build Your Own Professional Monitoring System