Logs are a stream of time-stamped events aggregated from the output streams of all your app’s running processes. Retrieve, filter, or use syslog drains.| devcenter.heroku.com
Building and configuring syslog, HTTPS log drains and Telemetry drains| devcenter.heroku.com
A guide to using Puma on Heroku. Puma uses threads, in addition to worker processes, to make more use of a systems available CPU.| devcenter.heroku.com
Configuring Rails applications to use the Unicorn web server, enabling the concurrent processing of requests.| devcenter.heroku.com