CyberPanel, OpenLiteSpeed server, and PHP optimization for Wordpress site -- 8

I have a VPS server with 8GB RAM, 4 CPU cores, and a port speed of 200mbit/s. Currently, with LSCache enabled, everything works smoothly. However, I believe there may be underlying issues that are masked by the cache. When LSCache is disabled, tests on [login to view URL] fail immediately. I am looking for an expert to optimize the performance of my server and website. You will be granted access to CyberPanel, OpenLiteSpeed web server, and [login to view URL] to perform tests and optimizations. Objectives: [login to view URL] the highest number of concurrent requests per second over one minute on Loader.io. [login to view URL] performance using CyberPanel, OpenLiteSpeed web server, and phpMyAdmin. [login to view URL] performance using Loader.io. [login to view URL] your findings and provide recommendations for future optimizations. Requirements: Expertise in CyberPanel, OpenLiteSpeed, and phpMyAdmin. Experience with performance optimization and load testing. Strong communication skills to effectively document findings and recommendations. Project Details: CyberPanel and OpenLiteSpeed web server are already installed. My website has been added to Loader.io. Credentials will be provided to the chosen freelancer. All WordPress plugins will be deactivated for this project. Caching will not be used during this project. The target webpage for this project is a simple, 10 kB page. PHP version is 8.0. I would like to keep this version because of plugin compatibility. This project is expected to take 2 to 3 hours, and the reward is 30 SGD if there is a noticeable improvement in performance, specifically in the number of concurrent requests per second over a minute. If there is no significant improvement, the freelancer will be awarded 20 SGD.