add log line to draining

services/real-time/app.coffee

@@ -130,7 +130,7 @@ if Settings.shutdownDrainTimeWindow?
 				return
 			else
 				Settings.shutDownInProgress = true
-				logger.log signal: signal, "received interrupt, starting drain over #{shutdownDrainTimeWindow} mins"
+				logger.warn signal: signal, "received interrupt, starting drain over #{shutdownDrainTimeWindow} mins"
 				DrainManager.startDrainTimeWindow(io, shutdownDrainTimeWindow)
 				shutdownCleanly(signal)
 

services/real-time/app/coffee/DrainManager.coffee

@@ -9,6 +9,7 @@ module.exports = DrainManager =
 	startDrain: (io, rate) ->
 		# Clear out any old interval
 		clearInterval @interval
+		logger.log  rate: rate, "starting drain"
 		if rate == 0
 			return
 		else if rate < 1