X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/f730147766ee891fb3d3fd3e3acb151010def20d..550c4a3a45814fde5c809334c85f1ebc47659a82:/config/puma.rb diff --git a/config/puma.rb b/config/puma.rb new file mode 100644 index 000000000..283e163b1 --- /dev/null +++ b/config/puma.rb @@ -0,0 +1,38 @@ +# Puma can serve each request in a thread from an internal thread pool. +# The `threads` method setting takes two numbers: a minimum and maximum. +# Any libraries that use thread pools should be configured to match +# the maximum value specified for Puma. Default is set to 5 threads for minimum +# and maximum; this matches the default thread size of Active Record. +# +max_threads_count = ENV.fetch("RAILS_MAX_THREADS", 5) +min_threads_count = ENV.fetch("RAILS_MIN_THREADS") { max_threads_count } +threads min_threads_count, max_threads_count + +# Specifies the `port` that Puma will listen on to receive requests; default is 3000. +# +port ENV.fetch("PORT", 3000) + +# Specifies the `environment` that Puma will run in. +# +environment ENV.fetch("RAILS_ENV") { "development" } + +# Specifies the `pidfile` that Puma will use. +pidfile ENV.fetch("PIDFILE") { "tmp/pids/server.pid" } + +# Specifies the number of `workers` to boot in clustered mode. +# Workers are forked web server processes. If using threads and workers together +# the concurrency of the application would be max `threads` * `workers`. +# Workers do not work on JRuby or Windows (both of which do not support +# processes). +# +# workers ENV.fetch("WEB_CONCURRENCY") { 2 } + +# Use the `preload_app!` method when specifying a `workers` number. +# This directive tells Puma to first boot the application and load code +# before forking the application. This takes advantage of Copy On Write +# process behavior so workers use less memory. +# +# preload_app! + +# Allow puma to be restarted by `rails restart` command. +plugin :tmp_restart