Issue #13565: Increase multiprocessing's server socket backlog, to avoid

Charles-François Natali · Charles-François Natali · commit fe8039b3e574 · 2011-12-23T19:06:48.000+01:00
dropped connections in case of simultaneous connection requests.
diff --git a/Lib/multiprocessing/managers.py b/Lib/multiprocessing/managers.py
@@ -162,7 +162,7 @@ def __init__(self, registry, address, authkey, serializer):
         Listener, Client = listener_client[serializer]
 
         # do authentication later
-        self.listener = Listener(address=address, backlog=5)
+        self.listener = Listener(address=address, backlog=16)
         self.address = self.listener.address
 
         self.id_to_obj = {'0': (None, ())}
