Locate the Puma config file.

config/discourse.pill.sample

@@ -54,6 +54,8 @@ Bluepill.application("discourse", :base_dir => ENV["HOME"] + '/.bluepill') do |a
   app.working_dir = rails_root
   sockdir = "#{rails_root}/tmp/sockets"
   File.directory? sockdir or FileUtils.mkdir_p sockdir
+
+  # Discourse is set to use Thin as its WebServer, here is its running scripts.
   num_webs.times do |i|
     app.process("thin-#{i}") do |process|
       process.start_command  = "bundle exec thin start -e production -t 0 --socket #{sockdir}/thin.#{i}.sock --pid #{rails_root}/tmp/pids/thin#{i}.pid --log #{rails_root}/log/thin-#{i}.log --daemonize"
@@ -78,6 +80,28 @@ Bluepill.application("discourse", :base_dir => ENV["HOME"] + '/.bluepill') do |a
     end
   end
 
+  # You can use Puma as WebServer as well, please use the scripts below.
+  #app.process("puma") do |process|
+  #  process.start_command  = "puma -e production -C #{rails_root}/config/puma.rb"
+  #
+  #    # Puma's Setting file is located in config/puma.rb, if you want to edit them, go to puma.rb.
+  #    # the upstream section in the nginx config to match.
+  #    # The nginx.sample.conf file assumes you're using sockets.
+  #    
+  #  process.pid_file = "#{rails_root}/tmp/pids/puma.pid"
+  #  process.start_grace_time = 30.seconds
+  #  process.stop_grace_time = 10.seconds
+  #  process.restart_grace_time = 10.seconds
+  #  process.group = "pumas"
+  #  process.uid = user
+  #  process.gid = group
+  #  process.daemonize = false
+  #  process.stdout = process.stderr = "#{rails_root}/log/puma.log"
+  #    # Thanks to: http://www.garrensmith.com/2012/09/24/Staying-up-with-Unicorn-Upstart-Bluepill.html
+  #    # If the amount of memory is exceeded 3 times out of 5, restart
+  #  process.checks :mem_usage, :every => 1.minutes, :below => 750.megabytes, :times => [3, 5]
+  #end
+
 #debug instance
 #    app.process("thin-debug") do |process|
 #      process.start_command  = "bundle exec thin start -e development -t 0 -p 10040 -P #{rails_root}/tmp/pids/thin-debug.pid -l #{rails_root}/log/thin-debug.log" -d"

config/nginx.sample.conf

@@ -10,6 +10,12 @@ upstream discourse {
   server unix:/var/www/discourse/tmp/sockets/thin.3.sock;
 }
 
+# If you are going to use Puma, use these:
+#
+# upstream discourse {
+#   server unix:/var/www/discourse/tmp/sockets/puam.sock;
+# }
+
 server {
 
   listen 80;

config/puma.rb

@@ -0,0 +1,14 @@
+# First, you need to change these below to your situation.
+APP_ROOT = '/home/discourse/discourse'
+
+# Second, you can choose how many threads that you are going to run at same time.
+workers 4
+threads 8,32
+
+# Unless you know what you are changing, do not change them.
+bind  "unix://#{APP_ROOT}/tmp/sockets/puma.sock"
+stdout_redirect "#{APP_ROOT}/log/puma.log","#{APP_ROOT}/log/puma.err.log"
+pidfile "#{APP_ROOT}/tmp/pids/puma.pid"
+state_path "#{APP_ROOT}/tmp/pids/puma.state"
+daemonize true
+preload_app!