#!/usr/bin/env tesh

$ ${bindir:=.}/s4u-comm-throttling ${platfdir}/cluster_backbone.xml "--log=root.fmt:[%10.6r]%e(%i:%a@%h)%e%m%n"
> [  0.000000] (1:sender@node-0.simgrid.org) Send at full bandwidth
> [  2.069662] (1:sender@node-0.simgrid.org) Throttle the bandwidth at the Comm level
> [  2.069662] (2:receiver@node-1.simgrid.org) Payload received (full bandwidth) in 2.069662 seconds
> [  6.077468] (2:receiver@node-1.simgrid.org) Payload received (throttled) in 4.007806 seconds