.

Correspondingly, is Puma multithreaded?

Puma is a simple, fast, multi-threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications.

Secondly, what is PUMA gem? Puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Puma is intended for use in both development and production environments.

One may also ask, how does PUMA work?

Puma is a webserver that competes with Unicorn and allows you to handle concurrent requests. Puma uses threads, in addition to worker processes, to make more use of available CPU. You can only utilize threads in Puma if your entire code-base is thread safe.

What is a unicorn worker?

This is a robust way to handle memory leaks: Unicorn is designed to handle workers that 'crash' so no user requests will be dropped. The unicorn-worker-killer gem is designed to only terminate a worker process in between requests, so no user requests are affected.