Running the following command with puma 2.7.0
RAILS_ENV=staging bundle exec puma --debug -d -e staging
Produces the following output
[16739] Puma starting in cluster mode...
[16739] * Version 2.7.0, codename: Earl of Sandwich Partition
[16739] * Min threads: 0, max threads: 16
[16739] * Environment: staging
[16739] * Process workers: 1
[16739] * Phased restart available
[16739] * Listening on tcp://0.0.0.0:9292
[16739] * Daemonizing...
But when looking at the processes not puma process was started. This used to work with puma 2.6.0