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PHP-FPM vs uWSGI: What are the differences?

Key Differences between PHP-FPM and uWSGI

PHP-FPM and uWSGI are two popular options for hosting and running PHP applications. While they have some similarities, they also have distinct features that set them apart. Here are the key differences between PHP-FPM and uWSGI:

  1. Architecture: PHP-FPM stands for PHP FastCGI Process Manager, while uWSGI is a full application server. PHP-FPM works as a process manager for PHP applications running on a web server, while uWSGI is a flexible application container that supports multiple languages, including Python, Ruby, and Perl.

  2. Scalability: PHP-FPM lacks native support for horizontal scaling, meaning it can only handle a limited number of concurrent requests. On the other hand, uWSGI is designed for high concurrency and can handle a large number of simultaneous connections, making it more scalable and suitable for high-traffic websites. uWSGI also offers advanced load-balancing capabilities.

  3. Configuration: PHP-FPM uses a simple and straightforward configuration file format, making it easier to set up and configure. uWSGI, on the other hand, has a more complex configuration system with extensive options and plugins, allowing for more advanced customization and fine-tuning.

  4. Compatibility: PHP-FPM is specifically designed for running PHP applications and works seamlessly with popular web servers like Nginx and Apache. uWSGI, on the other hand, is a more versatile application server that supports multiple languages and can be integrated with various web servers, reverse proxies, and load balancers, providing more flexibility and compatibility options.

  5. Performance: PHP-FPM has a smaller memory footprint and lower latency compared to uWSGI. However, uWSGI offers better performance and throughput for highly concurrent workloads. Its advanced features like async I/O, thread support, and advanced process management allow it to handle a large number of connections efficiently.

  6. Community and support: PHP-FPM has a larger and more established community and is widely used in the PHP ecosystem. It has extensive documentation and a large number of resources and tutorials available for troubleshooting and support. uWSGI also has a dedicated community and support channels but may have a relatively smaller user base compared to PHP-FPM.

In summary, PHP-FPM is a lightweight and simple process manager specifically designed for running PHP applications, while uWSGI is a more versatile and feature-rich application server capable of running applications in multiple languages. PHP-FPM is easier to configure and has better compatibility, while uWSGI offers better scalability, performance, and flexibility. The choice between PHP-FPM and uWSGI depends on the specific needs and requirements of the application.

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    What is PHP-FPM?

    It is an alternative PHP FastCGI implementation with some additional features useful for sites of any size, especially busier sites. It includes Adaptive process spawning, Advanced process management with graceful stop/start, Emergency restart in case of accidental opcode cache destruction etc.

    What is uWSGI?

    The uWSGI project aims at developing a full stack for building hosting services.

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      What are some alternatives to PHP-FPM and uWSGI?
      HHVM (HipHop Virtual Machine)
      HHVM uses a just-in-time (JIT) compilation approach to achieve superior performance while maintaining the flexibility that PHP developers are accustomed to. To date, HHVM (and its predecessor HPHPc before it) has realized over a 9x increase in web request throughput and over a 5x reduction in memory consumption for Facebook compared with the PHP 5.2 engine + APC.
      Fast, flexible and pragmatic, PHP powers everything from your blog to the most popular websites in the world.
      nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoev. According to Netcraft nginx served or proxied 30.46% of the top million busiest sites in Jan 2018.
      JavaScript is most known as the scripting language for Web pages, but used in many non-browser environments as well such as node.js or Apache CouchDB. It is a prototype-based, multi-paradigm scripting language that is dynamic,and supports object-oriented, imperative, and functional programming styles.
      Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency.
      See all alternatives