Probably a bug. Can you try 2.0.14 <https://sourceforge.net/projects/iperf2/>? You will have to compile from source.
Bob On Thu, Nov 19, 2020 at 11:22 AM Valerio Scheleter via Iperf-users < [email protected]> wrote: > Hello everyone, > > > > I am using iperf 2.0.9 with 1 client and 1 server with the option -d in > order to have a dual test. > > From the documentation showed below, I can specify using –L the port that > the server will connect back to the client, but I don’t see anything where > I can specify the buffer size of the dual test. > > > > In my test I set the buffer size to 50MB for both Server and Client (-w > 50M) and on the Client Linux machine I see both being 50MB. > > But for the Server Windows machine, I see the client connecting with a > lower buffer size which depends on the bandwidth selected. (picture below) > > > > > > Is there a way I can set the buffer size for both of the buffer to 50MB? > > Am I missing something? > > > > Specifically the commands I am using are: > > > > *Server:* iperf -s -u -i 1 -w 50M -p 510 -b 2M -B 172.16.1.101 –l 45000 > > *Client: *iperf -c -172.16.1.101 -t 10 -u -i 1 -w 50MB -b 2MB -d -p > 510 –l 450000 > > > > Thanks, > > > > Valerio > > > _______________________________________________ > Iperf-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/iperf-users >
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