+
+$ $SG_TEST_EXENV ${bindir:=.}/s4u_basic_function
+> [Tremblay:worker:(0) 0.000000] [s4u_test/INFO] Hello s4u, I'm ready to serve
+> [Jupiter:master:(0) 0.000000] [s4u_test/INFO] Hello s4u, I have something to send
+> [Tremblay:worker:(0) 0.001301] [s4u_test/INFO] I received 'GaBuZoMeu'
+> [Tremblay:worker:(0) 0.001301] [s4u_test/INFO] I'm done. See you.
+> [Jupiter:master:(0) 0.001301] [s4u_test/INFO] I'm done. See you.