mikmak (CTO Scaleway) me confirme que c'est bien du 10 Gbps aussi ping.online.net (apparemment ça a toujours été le cas).
Sinon il faut essayer de jouer avec la taille de la fenêtre, ça change tout :
- fenêtre par défaut :
> .\iperf3.exe -P1 -c ping.online.net -p 5209 -t 20 -R
Connecting to host ping.online.net, port 5209
Reverse mode, remote host ping.online.net is sending
[ 4] local 192.168.0.1 port 52939 connected to 62.210.18.40 port 5209
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-1.00 sec 60.1 MBytes 504 Mbits/sec
[ 4] 1.00-2.00 sec 61.1 MBytes 513 Mbits/sec
[ 4] 2.00-3.00 sec 61.3 MBytes 514 Mbits/sec
[ 4] 3.00-4.00 sec 61.2 MBytes 514 Mbits/sec
[ 4] 4.00-5.00 sec 60.7 MBytes 509 Mbits/sec
[ 4] 5.00-6.00 sec 61.5 MBytes 516 Mbits/sec
[ 4] 6.00-7.00 sec 60.8 MBytes 510 Mbits/sec
[ 4] 7.00-8.00 sec 61.6 MBytes 517 Mbits/sec
[ 4] 8.00-9.00 sec 61.0 MBytes 511 Mbits/sec
[ 4] 9.00-10.00 sec 61.1 MBytes 512 Mbits/sec
[ 4] 10.00-11.00 sec 60.9 MBytes 511 Mbits/sec
[ 4] 11.00-12.00 sec 61.3 MBytes 514 Mbits/sec
[ 4] 12.00-13.00 sec 61.7 MBytes 518 Mbits/sec
[ 4] 13.00-14.00 sec 61.4 MBytes 515 Mbits/sec
[ 4] 14.00-15.00 sec 61.5 MBytes 516 Mbits/sec
[ 4] 15.00-16.00 sec 60.1 MBytes 504 Mbits/sec
[ 4] 16.00-17.00 sec 60.9 MBytes 511 Mbits/sec
[ 4] 17.00-18.00 sec 60.7 MBytes 510 Mbits/sec
[ 4] 18.00-19.00 sec 61.2 MBytes 513 Mbits/sec
[ 4] 19.00-20.00 sec 61.3 MBytes 514 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-20.00 sec 1.19 GBytes 513 Mbits/sec 0 sender
[ 4] 0.00-20.00 sec 1.19 GBytes 512 Mbits/sec receiver
- fenêtre à 1M (sans doute trop grande) :
> .\iperf3.exe -P1 -c ping.online.net -p 5209 -t 20 -R -w 1M
Connecting to host ping.online.net, port 5209
Reverse mode, remote host ping.online.net is sending
[ 4] local 192.168.0.1 port 52990 connected to 62.210.18.40 port 5209
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-1.00 sec 107 MBytes 901 Mbits/sec
[ 4] 1.00-2.00 sec 106 MBytes 886 Mbits/sec
[ 4] 2.00-3.00 sec 106 MBytes 886 Mbits/sec
[ 4] 3.00-4.00 sec 105 MBytes 879 Mbits/sec
[ 4] 4.00-5.00 sec 106 MBytes 886 Mbits/sec
[ 4] 5.00-6.00 sec 106 MBytes 886 Mbits/sec
[ 4] 6.00-7.00 sec 106 MBytes 886 Mbits/sec
[ 4] 7.00-8.00 sec 106 MBytes 886 Mbits/sec
[ 4] 8.00-9.00 sec 104 MBytes 876 Mbits/sec
[ 4] 9.00-10.00 sec 106 MBytes 886 Mbits/sec
[ 4] 10.00-11.00 sec 106 MBytes 886 Mbits/sec
[ 4] 11.00-12.00 sec 106 MBytes 886 Mbits/sec
[ 4] 12.00-13.00 sec 106 MBytes 886 Mbits/sec
[ 4] 13.00-14.00 sec 105 MBytes 879 Mbits/sec
[ 4] 14.00-15.00 sec 106 MBytes 886 Mbits/sec
[ 4] 15.00-16.00 sec 106 MBytes 886 Mbits/sec
[ 4] 16.00-17.00 sec 106 MBytes 886 Mbits/sec
[ 4] 17.00-18.00 sec 106 MBytes 886 Mbits/sec
[ 4] 18.00-19.00 sec 106 MBytes 886 Mbits/sec
[ 4] 19.00-20.00 sec 106 MBytes 886 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-20.00 sec 2.06 GBytes 886 Mbits/sec 201 sender
[ 4] 0.00-20.00 sec 2.06 GBytes 886 Mbits/sec receiver