入手方法
下記のサイトにアクセスする。
iPerf - The TCP, UDP and SCTP network bandwidth measurement tool
メニューのDownload iPerf binariesをクリック。
環境に合わせ、iPerfをダウンロードする。
テキトーな場所において解凍する。
使い方
サーバを起動する。デフォルトでは5201/tcpで待ち受ける。
例）サーバのIPアドレスは「192.168.0.2」。クライアントのIPアドレスは「192.168.0.3」
C:\iperf>iperf3 -s ----------------------------------------------------------- Server listening on 5201 ----------------------------------------------------------- Accepted connection from 192.168.0.3, port 61453 [ 5] local 192.168.0.2 port 5201 connected to 192.168.0.3 port 61454 [ ID] Interval Transfer Bandwidth [ 5] 0.00-1.00 sec 7.23 MBytes 60.6 Mbits/sec [ 5] 1.00-2.00 sec 10.9 MBytes 91.6 Mbits/sec [ 5] 2.00-3.00 sec 10.7 MBytes 90.0 Mbits/sec [ 5] 3.00-4.00 sec 11.0 MBytes 92.6 Mbits/sec [ 5] 4.00-5.00 sec 10.9 MBytes 91.7 Mbits/sec [ 5] 5.00-6.00 sec 10.2 MBytes 85.8 Mbits/sec [ 5] 6.00-7.00 sec 10.8 MBytes 90.6 Mbits/sec [ 5] 7.00-8.00 sec 10.2 MBytes 85.7 Mbits/sec [ 5] 8.00-9.00 sec 10.9 MBytes 91.2 Mbits/sec [ 5] 9.00-10.00 sec 11.1 MBytes 93.4 Mbits/sec [ 5] 10.00-10.03 sec 385 KBytes 95.6 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 5] 0.00-10.03 sec 0.00 Bytes 0.00 bits/sec sender [ 5] 0.00-10.03 sec 104 MBytes 87.4 Mbits/sec receiver
クライアント側でサーバに対し、ツールを実行する。
C:\iperf>iperf3 -c 192.168.0.2 Connecting to host 192.168.0.2, port 5201 [ 4] local 192.168.0.3 port 61454 connected to 192.168.0.2 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.00 sec 7.75 MBytes 64.8 Mbits/sec [ 4] 1.00-2.00 sec 10.9 MBytes 91.5 Mbits/sec [ 4] 2.00-3.00 sec 10.8 MBytes 89.9 Mbits/sec [ 4] 3.00-4.00 sec 11.0 MBytes 92.6 Mbits/sec [ 4] 4.00-5.00 sec 11.0 MBytes 92.2 Mbits/sec [ 4] 5.00-6.00 sec 10.2 MBytes 85.7 Mbits/sec [ 4] 6.00-7.00 sec 10.8 MBytes 90.5 Mbits/sec [ 4] 7.00-8.00 sec 10.2 MBytes 85.9 Mbits/sec [ 4] 8.00-9.01 sec 10.9 MBytes 90.8 Mbits/sec [ 4] 9.01-10.00 sec 11.1 MBytes 93.9 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 4] 0.00-10.00 sec 105 MBytes 87.8 Mbits/sec sender [ 4] 0.00-10.00 sec 104 MBytes 87.6 Mbits/sec receiver iperf Done.