Improving website performance with LiteSpeed primarily involves leveraging LiteSpeed Web Server (LSWS) as a replacement for traditional web servers like Apache or Nginx. Here are several key ways in which LiteSpeed can enhance your website’s performance:

1. Caching Mechanisms:
   LiteSpeed Web Server offers powerful caching mechanisms such as LiteSpeed Cache (LSCache), which can significantly speed up your website by storing static copies of dynamically generated pages. This reduces the load on your server and decreases page load times for visitors.

2. HTTP/3 and QUIC Support:
   LiteSpeed supports HTTP/3 and QUIC, the next-generation internet protocols designed to improve website performance by reducing latency. This ensures faster and more efficient communication between clients and servers.

3. Event-Driven Architecture:
   Unlike traditional web servers that use a process-based architecture (like Apache’s prefork or Nginx’s worker model), LiteSpeed uses an event-driven architecture. This allows it to handle a large number of concurrent connections efficiently, leading to better performance under high traffic conditions.

4. Advanced Optimization Features:
   LiteSpeed Web Server includes various optimization features such as CSS/JS minification, image optimization, and lazy loading of images. These optimizations can help reduce the size of web pages and improve loading times, particularly on mobile devices and for users with slower internet connections.

5. Security Enhancements:
   LiteSpeed offers robust security features, including built-in anti-DDoS measures and mod_security compatibility. This helps protect your website from malicious attacks while maintaining high performance.

6. Ease of Migration:
   LiteSpeed Web Server is designed to be compatible with Apache configuration files, making it relatively easy to migrate existing websites from Apache to LiteSpeed without extensive reconfiguration.

7. Support for HTTP/2:
   LiteSpeed supports HTTP/2, which allows for multiplexing of multiple requests over a single connection, reducing latency and improving the overall speed of loading web pages that are optimized for HTTP/2.

8. Server-Level Optimization:
   LiteSpeed Web Server is optimized for high-performance environments and can handle thousands of concurrent connections efficiently. This makes it suitable for websites with heavy traffic or resource-intensive applications.