[deploy] Enable Puma's nakayoshi_fork feature (#11121)

* Run GC.compact before fork * Change to nakayoshi_fork
forem · Oct 28, 2020 · 0847c38 · 0847c38
1 parent ea156a2
commit 0847c38
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/config/puma.rb b/config/puma.rb
@@ -26,6 +26,10 @@
 #
 workers ENV.fetch("WEB_CONCURRENCY", 2)
 
+# calls GC a handful of times and compacts the heap on Ruby 2.7+ before forking.
+# This may reduce memory usage of Puma on MRI.
+nakayoshi_fork
+
 # 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