-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'surf/precision' to '1e-9'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'network/model' to 'SMPI'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'network/TCP-gamma' to '4194304'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/simulate-computation' to 'no'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/host-speed' to '100000'