Performance Optimization with Span<T> and Memory<T> in C# When Handling HTTP Requests: Real-World Examples and Approaches

Optimization of application performance is a critical aspect of software development, especially when dealing with high-throughput operations such as handling HTTP requests. In modern C#, structures Span<T> and Memory<T> provide powerful tools for working with memory more efficiently, reducing heap allocations, and improving overall performance. This paper explores the practical applications of Span<T> and Memory<T> in the context of optimizing HTTP request processing. Real-world examples and approaches that demonstrate how these types can minimize memory fragmentation are presented, avoid unnecessary data copying, and enable high-performance parsing and transformation of HTTP request data. By leveraging these advanced memory structures, developers can significantly enhance the throughput and responsiveness of their applications, particularly in resource-constrained environments or systems handling many concurrent requests. This paper aims to provide developers with actionable insights and strategies for integrating these techniques into their .NET applications for improved performance.

@article{Damyanov2025,
  title     = {Performance Optimization with Span<T> and Memory<T> in C# When Handling HTTP Requests: Real-World Examples and Approaches},
  journal   = {International Journal of Advanced Computer Science and Applications},
  volume    = {16},
  number    = {2},
  year      = {2025},
  publisher = {The Science and Information Organization},
  author    = {Daniel Damyanov and Ivaylo Donchev},
  doi       = {10.14569/IJACSA.2025.0160220},
  url       = {https://doi.org/10.14569/IJACSA.2025.0160220}
}