Following the comments, verbose mode should be commented out by default.
@@ -159,7 +159,7 @@ max-port=65535
# Uncomment to run TURN server in 'normal' 'moderate' verbose mode.
# By default the verbose mode is off.
-verbose
+#verbose
# Uncomment to run TURN server in 'extra' verbose mode.
# This mode is very annoying and produces lots of output.