Привет, $ALL!
Если словами то - есть сервер, линк на нем 100 мегабитный. iperf показывает скорость явно выше 100 мегабит.
root@server:~# ethtool eth0
Settings for eth0:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Advertised pause frame use: Symmetric
Advertised auto-negotiation: Yes
Link partner advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Link partner advertised pause frame use: Symmetric
Link partner advertised auto-negotiation: No
[b]Speed: 100Mb/s[/b]
Duplex: Full
Port: MII
PHYAD: 32
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes
Client connecting to server, TCP port 5001
TCP window size: 264 KByte (default)
------------------------------------------------------------
[ 5] local server2 port 39782 connected with server port 5001
[ ID] Interval Transfer Bandwidth
[ 5] 0.0- 1.0 sec 69.4 MBytes 582 Mbits/sec
[ 5] 1.0- 2.0 sec 70.8 MBytes 593 Mbits/sec
[ 5] 0.0- 2.2 sec 150 MBytes 584 Mbits/sec
[ 4] local server2 port 5001 connected with server port 58029
[ 4] 0.0- 1.0 sec 21.5 MBytes 180 Mbits/sec
[ 4] 1.0- 2.0 sec 27.9 MBytes 234 Mbits/sec
[ 4] 2.0- 3.0 sec 30.0 MBytes 252 Mbits/sec
[ 4] 3.0- 4.0 sec 21.1 MBytes 177 Mbits/sec
[ 4] 4.0- 5.0 sec 31.5 MBytes 265 Mbits/sec
[ 4] 5.0- 6.0 sec 27.8 MBytes 233 Mbits/sec
Как какое возможно? iftop подтверждает эти цифры.