3 $ ${bindir:=.}/s4u-synchro-condition-variable
4 > [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Start processing data which is 'Example data'.
5 > [Jupiter:worker:(2) 0.000000] [s4u_test/INFO] Signal to master that the data processing is completed, and exit.
6 > [Tremblay:main:(1) 0.000000] [s4u_test/INFO] data is now 'Example data after processing'.