Merge pull request #1700 from stepanblyschak/1secdelay

fix 1 sec delay on start

Author: mnaberez

supervisor/supervisord.py

@@ -173,11 +173,17 @@ def ordered_stop_groups_phase_2(self):
 
     def runforever(self):
         events.notify(events.SupervisorRunningEvent())
-        timeout = 1 # this cannot be fewer than the smallest TickEvent (5)
+        first_poll = True
 
         socket_map = self.options.get_socket_map()
 
         while 1:
+            if first_poll:
+                timeout = 0
+                first_poll = False
+            else:
+                timeout = 1 # this cannot not be fewer than the smallest TickEvent (5)
+
             combined_map = {}
             combined_map.update(socket_map)
             combined_map.update(self.get_process_map())