linux_wiki:iperf

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linux_wiki:iperf [2015/10/12 14:37]
billdozor created 		linux_wiki:iperf [2019/05/25 23:50] (current)
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 **Checklist** **Checklist**
-  * Distro: Enterprise Linux 6.x+  * Distro(s): Enterprise Linux 6
  
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 ====== Install iperf ====== ====== Install iperf ======
  
-  * Add the [[linux_wiki:epel_repo|EPEL Repo]].+  * Add the [[linux_wiki:repos#epel|EPEL repo]].
   * Install iperf on the "client" and "server" system.<code bash>yum install iperf</code>   * Install iperf on the "client" and "server" system.<code bash>yum install iperf</code>
  
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 ====== Performance Test ====== ====== Performance Test ======
  
 +**Note:** Transfers are from client to server, ie: upload transfer. (Unless doing bi-directional tests)
 +  * The client transfers data to the server, and the server throws away the data.
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 +\\
   * Start iperf on the "server" system.<code bash>iperf -s</code>   * Start iperf on the "server" system.<code bash>iperf -s</code>
-    * You can specify what port iperf listens on with the '-p <port>' option.<code bash>iperf -s -p 1337</code>+    * Specify what port iperf listens on with the '-p <port>' option.<code bash>iperf -s -p 1337</code> 
 +    * Specify an address for iperf to listen on (-B for bind) - useful if you ened to specify a 10 Gb interface<code bash>iperf -s -B 10.0.0.1 -p 1337</code>
   * Run the test from the client   * Run the test from the client
     * Basic test with default settings<code bash>iperf -c <server-ip></code>     * Basic test with default settings<code bash>iperf -c <server-ip></code>
     * Basic test, specify server listening port<code bash>iperf -c <server-ip> -p 1337</code>     * Basic test, specify server listening port<code bash>iperf -c <server-ip> -p 1337</code>
     * Bi-directional test<code bash>iperf -c <server-ip> -p 1337 -d</code>     * Bi-directional test<code bash>iperf -c <server-ip> -p 1337 -d</code>
-    * +    * Custom Test: Bandwidth format in MBytes/sec (-f M), show max segment size and MTU (-m), pause 2 seconds in between reports (-i 2), transmit for 30 seconds (-t 30).<code bash>iperf -c <server-ip> -p 1337 -f M -m -i 2 -t 30</code>
  
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