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Build “Surreal” Desktop Apps: How Tauri and React Ended Electron’s RAM Nightmare

By admin May 10, 2026

Forget about desktop apps consuming gigabytes of RAM. Discover how to combine Tauri, React, and Rust to build ultra-lightweight, high-performance, and secure applications.

Database

Sysbench: How to Measure Real-World Load for MySQL and PostgreSQL (Not Just Theory)

By admin May 10, 2026

A detailed guide on using sysbench to benchmark MySQL and PostgreSQL performance through three stages: Prepare, Run, and Cleanup. Learn how to interpret TPS and Latency metrics to identify database bottlenecks.

Centos

Optimizing PHP 8.x on CentOS Stream 9: Real-World PHP-FPM and OPcache Tuning Tips

By admin May 9, 2026

A guide to optimizing PHP 8.x on CentOS Stream 9 based on real-world experience. Learn how to fine-tune PHP-FPM and OPcache for peak performance, lower CPU load, and reduced RAM usage.

Virtualization

Deploying MicroVMs with Firecracker: When Virtual Machines Are Lightweight and Boot in a Flash

By admin May 9, 2026

A guide to deploying Firecracker MicroVMs on Linux—AWS's ultra-lightweight virtual machine solution. Boot in just 125ms with minimal resource consumption, ideal for Serverless.

Linux

Debug Linux like a “Wizard” with eBPF and BCC Tools: Peer into the Kernel Without Code Changes

By admin May 9, 2026

Learn how to use eBPF and BCC Tools on Linux to debug complex performance issues at the kernel level without modifying or restarting your applications.

MySQL

Optimizing MySQL 8 with EXPLAIN ANALYZE: Don’t Let the Optimizer Mislead You

By admin May 9, 2026

Don't let the MySQL Optimizer mislead you with predicted numbers. Learn how to use EXPLAIN ANALYZE to accurately measure every millisecond of execution and optimize queries effectively.

VMware

Building Custom VMware ESXi ISOs: The Ultimate Fix for Missing NIC and NVMe Drivers

By admin May 9, 2026

Learn how to build custom VMware ESXi ISOs to integrate Realtek and Intel I225-V network drivers. The perfect solution for HomeLabs on Mini PCs and NUCs not officially supported by VMware.

VMware

vSphere Security: Hands-on Lockdown Mode, Certificates, and ESXi Host Hardening

By admin May 9, 2026

Practical vSphere security handbook: Learn how to configure Lockdown Mode, perform ESXi hardening via CLI, and manage professional Certificates to protect your virtual infrastructure against malware.

Centos

Centralized Logging with Rsyslog on CentOS Stream 9: Streamline logs for peace of mind

By admin May 9, 2026

Centralized log management is a vital skill for DevOps. Learn how to configure Rsyslog on CentOS Stream 9 to consolidate logs from dozens of servers into one place, making debugging 5x faster.

MySQL

MySQL SSL/TLS: Don’t Let Your Data Go “Naked” in Transit (mTLS Configuration Guide)

By admin May 9, 2026

Don't let your MySQL data be intercepted. Here is a detailed guide on configuring SSL/TLS and mTLS for maximum security between your application and database server.

Building Your Own Mail Server with Postfix and Dovecot on Ubuntu 22.04: Take Full Control of Your Mail Flow

CentOS 7 to AlmaLinux/Rocky Linux Upgrade Guide using ELevate: Fast, Efficient, No Reinstall Needed

Eliminate ‘Noisy Neighbor’ Issues with VMware SIOC: Protecting Bandwidth for Critical VMs

Handling IOMMU Groups with ACS Override Patch: The Ultimate GPU Passthrough Trick for Budget Motherboards

Optimizing Proxmox: How to Create a ‘Gold Standard’ LXC Template for Mass Deployment in 30 Seconds

Optimizing PHP 8.3 on Ubuntu 24.04: Don’t Let Your Server Run Like a Snail

Mastering Python functools: Writing Better, Faster Code

Fixing SELinux Errors on Fedora for Good: Use setroubleshoot and audit2allow Instead of Disabling It

Build Your Own High-Performance, Low-Cost Git Server with Gitea on Fedora: Maximum Security with SELinux

Configuring Multi-WAN Failover on Linux: A “Never-Down” Internet Solution with Keepalived

Build “Surreal” Desktop Apps: How Tauri and React Ended Electron’s RAM Nightmare

Sysbench: How to Measure Real-World Load for MySQL and PostgreSQL (Not Just Theory)

Optimizing PHP 8.x on CentOS Stream 9: Real-World PHP-FPM and OPcache Tuning Tips

Deploying MicroVMs with Firecracker: When Virtual Machines Are Lightweight and Boot in a Flash

Debug Linux like a “Wizard” with eBPF and BCC Tools: Peer into the Kernel Without Code Changes

Optimizing MySQL 8 with EXPLAIN ANALYZE: Don’t Let the Optimizer Mislead You

Building Custom VMware ESXi ISOs: The Ultimate Fix for Missing NIC and NVMe Drivers

vSphere Security: Hands-on Lockdown Mode, Certificates, and ESXi Host Hardening

Centralized Logging with Rsyslog on CentOS Stream 9: Streamline logs for peace of mind

MySQL SSL/TLS: Don’t Let Your Data Go “Naked” in Transit (mTLS Configuration Guide)