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10G NIC Å×½ºÆ®
±Û¾´ÀÌ : ÃÖ°í°ü¸®ÀÚ ³¯Â¥ : 2015-11-26 (¸ñ) 13:25 Á¶È¸ : 4152
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Å×½ºÆ®´Â iperf¸¦ Åä´ë·Î Network Bandwidth ¸¸À» üũ

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Case1) 
¼­¹ö¿Í Ŭ¶óÀ̾ðÆ® ¸ðµÎ µ¿ÀÏ
NIC : Intel Corporation 82599EB 10-Gigabit SFI/SFP+ Network Connection 
# cat /etc/issue
Fedora release 18 (Spherical Cow)
# uname -r
3.11.10-100.fc18.x86_64
# ethtool eth1
Settings for eth1:
Supported ports: [ FIBRE ]
Supported link modes:   10000baseT/Full 
Supported pause frame use: No
Supports auto-negotiation: No
Advertised link modes:  10000baseT/Full 
Advertised pause frame use: No
Advertised auto-negotiation: No
Speed: 10000Mb/s
Duplex: Full
Port: Direct Attach Copper
PHYAD: 0
Transceiver: external
Auto-negotiation: off
Supports Wake-on: d
Wake-on: d
Current message level: 0x00000007 (7)
      drv probe link
Link detected: yes

iperf üũ
[  3]  0.0- 1.0 sec   673 MBytes  5.65 Gbits/sec
[  3]  1.0- 2.0 sec   678 MBytes  5.69 Gbits/sec
[  3]  2.0- 3.0 sec   678 MBytes  5.68 Gbits/sec
[  3]  3.0- 4.0 sec   678 MBytes  5.69 Gbits/sec
[  3]  4.0- 5.0 sec   678 MBytes  5.69 Gbits/sec


Case2)
¼­¹ö¿Í Ŭ¶óÀ̾ðÆ® ¸ðµÎ µ¿ÀÏ
NIC : Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection 
# cat /etc/issue
Ubuntu 14.04.3 LTS \n \l
# uname -r
3.19.0-25-generic
# ethtool eth0
Settings for eth0:
Supported ports: [ FIBRE ]
Supported link modes:   10000baseT/Full 
Supported pause frame use: No
Supports auto-negotiation: No
Advertised link modes:  10000baseT/Full 
Advertised pause frame use: No
Advertised auto-negotiation: No
Speed: 10000Mb/s
Duplex: Full
Port: FIBRE
PHYAD: 0
Transceiver: external
Auto-negotiation: off
Supports Wake-on: d
Wake-on: d
Current message level: 0x00000007 (7)
      drv probe link
Link detected: yes

iperf üũ 
[  3]  0.0- 1.0 sec   979 MBytes  8.21 Gbits/sec
[  3]  1.0- 2.0 sec   987 MBytes  8.28 Gbits/sec
[  3]  2.0- 3.0 sec   994 MBytes  8.34 Gbits/sec
[  3]  3.0- 4.0 sec   993 MBytes  8.33 Gbits/sec
[  3]  4.0- 5.0 sec   992 MBytes  8.32 Gbits/sec


Case3)
¼­¹ö¿Í Ŭ¶óÀ̾ðÆ® ¸ðµÎ µ¿ÀÏ
NIC :  controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection 
# cat /etc/issue
Ubuntu 14.04.3 LTS \n \l
# uname -r
3.13.0-66-generic
# ethtool eth2
Settings for eth2:
Supported ports: [ FIBRE ]
Supported link modes:   10000baseT/Full 
Supported pause frame use: No
Supports auto-negotiation: No
Advertised link modes:  10000baseT/Full 
Advertised pause frame use: No
Advertised auto-negotiation: No
Speed: 10000Mb/s
Duplex: Full
Port: FIBRE
PHYAD: 0
Transceiver: external
Auto-negotiation: off
Supports Wake-on: d
Wake-on: d
Current message level: 0x00000007 (7)
      drv probe link
Link detected: yes

iperf üũ 
[  3]  0.0- 1.0 sec  1.06 GBytes  9.13 Gbits/sec
[  3]  1.0- 2.0 sec  1.09 GBytes  9.37 Gbits/sec
[  3]  2.0- 3.0 sec  1.09 GBytes  9.33 Gbits/sec
[  3]  3.0- 4.0 sec  1.08 GBytes  9.26 Gbits/sec
[  3]  4.0- 5.0 sec  1.09 GBytes  9.37 Gbits/sec


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