ubuntu 安装 iperf

iperf的github

https://github.com/esnet/iperf/releases

解压

sudo tar -zvxf iperf-3.6.tar.gz -C /usr/local

进入目录，编译

sudo ./configure

安装

sudo make
sudo make install

报错

iperf3: error while loading shared libraries: libiperf.so.0: cannot open shared object file: No such file or directory

手动执行

sudo /sbin/ldconfig

可以访问了

# iperf3 -v
iperf 3.6 (cJSON 1.5.2)
Linux JQ-Mac 4.15.0-45-generic #48~16.04.1-Ubuntu SMP Tue Jan 29 18:03:48 UTC 2019 x86_64
Optional features available: CPU affinity setting, IPv6 flow label, TCP congestion algorithm setting, sendfile / zerocopy, socket pacing, authentication

开启服务

# iperf3 -s
-----------------------------------------------------------
Server listening on 5201
-----------------------------------------------------------

确保服务端开启5201端口

vim /etc/sysconfig/iptables
/etc/init.d/iptables restart

测试访问

# iperf3 -c 192.168.1.200
Connecting to host 192.168.1.200, port 5201
[  5] local 192.168.1.228 port 58092 connected to 192.168.1.200 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  11.3 MBytes  94.5 Mbits/sec    0   24.0 KBytes
[  5]   1.00-2.00   sec  11.2 MBytes  94.1 Mbits/sec    0   26.9 KBytes
[  5]   2.00-3.00   sec  11.2 MBytes  94.1 Mbits/sec    0   28.3 KBytes
[  5]   3.00-4.00   sec  11.2 MBytes  94.2 Mbits/sec    0   43.8 KBytes
[  5]   4.00-5.00   sec  11.2 MBytes  94.2 Mbits/sec    0   43.8 KBytes
[  5]   5.00-6.00   sec  11.2 MBytes  93.7 Mbits/sec    0   43.8 KBytes
[  5]   6.00-7.00   sec  11.1 MBytes  93.3 Mbits/sec    0   43.8 KBytes
[  5]   7.00-8.00   sec  11.3 MBytes  94.4 Mbits/sec    0   66.5 KBytes
[  5]   8.00-9.00   sec  11.3 MBytes  94.8 Mbits/sec    0    100 KBytes
[  5]   9.00-10.00  sec  11.1 MBytes  93.2 Mbits/sec    0    100 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   112 MBytes  94.0 Mbits/sec    0             sender
[  5]   0.00-10.04  sec   112 MBytes  93.6 Mbits/sec                  receiver

iperf Done.

比较操蛋的是，很少有服务器开启5201端口。