+$ ${bindir:=.}/../../../smpi_script/bin/smpirun -map -hostfile ../hostfile -platform ../../../examples/platforms/small_platform.xml -np 4 --log=xbt_cfg.thres:critical ${bindir:=.}/coll-allreduce 300000 --log=smpi_kernel.thres:warning --log=smpi_coll.thres:error