This repository provides optimized configurations for a Contabo Cloud VPS 1 instance featuring the following specifications: 4 vCPU Cores, 6 GB RAM, and 100 GB NVMe storage. The server is running Ubuntu 20.04.6 LTS x86_64, with the following software stack: PHP 8.1, NGINX 1.21.4, and MySQL 5.7.40.

All components have been fine-tuned to ensure stable and reliable operation without downtime or performance degradation. These configurations are designed to maximize the efficiency of the hardware resources and provide a robust environment for web applications.

Here's the translation in conversational English:

Selecting the Top 5 Best MySQL Versions for VPS Configuration

Top 5 MySQL/MariaDB Versions

1. MySQL 8.4

Best Choice for Modern High-Performance Systems

• Latest stable version with enhanced performance
• Supports cutting-edge technologies: JSON, Window functions, NoSQL-like capabilities
• Optimized query scheduler
• Built-in parallel replication support
• Improved data security and encryption
• Low resource consumption on 4 cores and 6 GB RAM

2. MariaDB 10.11

Optimal Open-Source MySQL Fork

• Long-term version with extended support
• High performance and MySQL compatibility
• Enhanced scalability
• Built-in columnstore and spider engines for distributed databases
• Flexible caching architecture
• Low system overhead

3. MySQL 8.0

Stable Production Version

• Mature and time-tested version
• Advanced query optimization mechanisms
• Improved resource management
• Support for cloud and container deployments
• Built-in performance monitoring tools

4. MariaDB 10.6

Balanced Version for Medium Loads

• Stability and reliability
• Great backwards compatibility
• Built-in replication tools
• Easy scaling
• Low resource consumption

5. MySQL 5.7

Time-Proven Classic Version

• High stability
• Minimal system requirements
• Backwards compatibility
• Reliable replication mechanism
• Excellent performance for medium workloads

Comparative Table

Parameter	MySQL 8.4	MariaDB 10.11	MySQL 8.0	MariaDB 10.6	MySQL 5.7
Performance	★★★★★	★★★★☆	★★★★	★★★☆	★★★
Stability	★★★★★	★★★★	★★★★	★★★★	★★★★★
Resource Consumption	★★★★	★★★☆	★★★	★★★☆	★★★★★
Modern Capabilities	★★★★★	★★★★	★★★★	★★★	★★
Security	★★★★★	★★★★	★★★★	★★★★	★★★

Choosing Recommendations

1. For high-load modern projects: MySQL 8.4
2. For universal solutions: MariaDB 10.11
3. For stable legacy systems: MySQL 5.7

Important Notes

• Always conduct load testing before production deployment
• Consider the specifics of your application
• Regularly update your database
• Use the latest security updates

The version choice depends on your project's specific requirements, but the presented list covers most usage scenarios.