Added print statements to example program sleepy_time:big_sleep/1.

src/sleepy_time.erl

@@ -2,7 +2,9 @@
 -export([big_sleep/1]).
 
 big_sleep(N) ->
-    Sleep = fun() -> timer:sleep(infinity) end,
+    Sleep = fun() -> io:format("~p: sleeps~n", [node()]),
+		     timer:sleep(infinity)
+	    end,
     SleepList = lists:duplicate(N, Sleep),
     ParSleep = ebb_flow:pipe_pars([SleepList, ebb_flow:ignore(N)]),
     ebb_run:run_distributed(ParSleep).