Document that Puma.stats inside of a child process is not supported

Close #1963
puma · Sep 12, 2019 · 3ce98b7 · 3ce98b7
1 parent b33b2dd
commit 3ce98b7
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/puma/cluster.rb b/lib/puma/cluster.rb
@@ -346,7 +346,9 @@ def reload_worker_directory
       log "+ Changing to #{dir}"
       Dir.chdir dir
     end
-
+
+    # Inside of a child process, this will return all zeroes, as @workers is only populated in 
+    # the master process.
     def stats
       old_worker_count = @workers.count { |w| w.phase != @phase }
       booted_worker_count = @workers.count { |w| w.booted? }