p Test barrier
$ ${bindir:=.}/../../../bin/smpirun -map -hostfile ../hostfile_coll -platform ../../../examples/platforms/small_platform.xml -np 16 --log=xbt_cfg.thres:critical ${bindir:=.}/barrier_coll --log=smpi_kernel.thres:warning --log=smpi_coll.thres:error
> ... Barrier ....
-> [0.000000] [surf_config/INFO] Switching workstation model to compound since you changed the network and/or cpu model(s)
+> [0.000000] [surf_config/INFO] Switching host model to compound since you changed the network and/or cpu model(s)
> [rank 0] -> Tremblay
> [rank 1] -> Tremblay
> [rank 2] -> Tremblay
