Pitchfork is a preforking HTTP server for Rack applications. It uses a shared-nothing architecture and seeks to minimize memory consumption by maximizing Copy-on-Write performance.
The server is designed for Linux, fast clients, and low-latency, high-bandwidth connections. It delegates load balancing to the operating system kernel and can periodically refork workers from a warmed-up template to increase shared memory.
This is free and open source software.
Key Features
- Runs workers in isolated address spaces.
- Serves one client per worker at a time.
- Periodically promotes warmed-up workers as new process templates.
- Maximizes shared memory between worker processes.
- Reaps and restarts workers that terminate unexpectedly.
- Manages multiple worker processes and listening ports.
- Supports adaptive per-request timeouts.
- Delegates load balancing to the operating system kernel.
- Supports TCP sockets and Unix domain sockets.
- Works with Ruby 2.5 and later.
Website: github.com/Shopify/pitchfork
Support:
Developer: Shopify
License: GNU General Public License v2.0
Pitchfork is written in Ruby and C. Learn Ruby with our recommended free books and free tutorials. Learn C with our recommended free books and free tutorials.
Related Software
| Ruby Application Servers | |
|---|---|
| Puma | Concurrent web server for Ruby and Rack |
| Phusion Passenger | Web server and application server for Ruby, Python and Node.js |
| unicorn | HTTP server for Rack applications |
| Rainbows! | HTTP server for sleepy Rack applications based on Unicorn |
| yahns | Sleepy, multi-threaded, non-blocking application server for Ruby |
Read our verdict in the software roundup.
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