Rails/Unicorn + Nginx Architecture

Visualizing request queues with 8 single-threaded Unicorn workers.

Traffic Dials

Incoming Traffic Rate 15 Req/sec

Unicorn Processing Time 250 ms

How long a worker is locked per request.

Workers: 8

Max Throughput: ~32 Req/sec

(1000ms / 250ms) × 8 workers

Internet 15 req/s

Nginx Queue

Max: 200

Rails/Unicorn Workers

Completed 0