Sorry, not a direct answer, but what version of iperf are you running? This looks like output from iperf 3.
Bob PS. One might want to try iperf 2 <https://sourceforge.net/projects/iperf2/> as well. I'd suggest -e or --enhanced for more informative reports. This is only for iperf 2. On Thu, Sep 22, 2022 at 2:41 PM Jason Martin <[email protected]> wrote: > I'm having some trouble interpreting the UDP test results and was > wondering if someone could correct/guide me? > > I am using all the defaults and connecting from the client to the server > using UDP. I am confused because it looks like the client is sending 16 > datagrams per second for 10 seconds, a total of 160 datagrams. However, the > server and client indicate that only 159 were sent/received, and 0 were > lost. > > > Client results: > [ ID] Interval Transfer Bandwidth Total Datagrams > [ 4] 0.00-1.01 sec 128 KBytes 1.04 Mbits/sec 16 > [ 4] 1.01-2.01 sec 128 KBytes 1.06 Mbits/sec 16 > [ 4] 2.01-3.01 sec 128 KBytes 1.04 Mbits/sec 16 > [ 4] 3.01-4.01 sec 128 KBytes 1.05 Mbits/sec 16 > [ 4] 4.01-5.01 sec 128 KBytes 1.04 Mbits/sec 16 > [ 4] 5.01-6.01 sec 128 KBytes 1.06 Mbits/sec 16 > [ 4] 6.01-7.01 sec 128 KBytes 1.04 Mbits/sec 16 > [ 4] 7.01-8.01 sec 128 KBytes 1.06 Mbits/sec 16 > [ 4] 8.01-9.01 sec 128 KBytes 1.04 Mbits/sec 16 > [ 4] 9.01-10.01 sec 128 KBytes 1.05 Mbits/sec 16 > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval Transfer Bandwidth Jitter Lost/Total > Datagrams > [ 4] 0.00-10.01 sec 1.25 MBytes 1.05 Mbits/sec 9.575 ms 0/159 (0%) > > > Server results: > [ ID] Interval Transfer Bandwidth Jitter Lost/Total > Datagrams > [ 5] 0.00-1.01 sec 104 KBytes 846 Kbits/sec 12.745 ms 0/13 (0%) > [ 5] 1.01-2.00 sec 144 KBytes 1.18 Mbits/sec 19.201 ms 0/18 (0%) > [ 5] 2.00-3.00 sec 112 KBytes 921 Kbits/sec 17.153 ms 0/14 (0%) > [ 5] 3.00-4.00 sec 136 KBytes 1.11 Mbits/sec 16.183 ms 0/17 (0%) > [ 5] 4.00-5.00 sec 128 KBytes 1.05 Mbits/sec 19.292 ms 0/16 (0%) > [ 5] 5.00-6.00 sec 136 KBytes 1.11 Mbits/sec 17.524 ms 0/17 (0%) > [ 5] 6.00-7.00 sec 128 KBytes 1.05 Mbits/sec 15.414 ms 0/16 (0%) > [ 5] 7.00-8.00 sec 128 KBytes 1.05 Mbits/sec 12.795 ms 0/16 (0%) > [ 5] 8.00-9.01 sec 128 KBytes 1.04 Mbits/sec 12.340 ms 0/16 (0%) > [ 5] 9.01-10.00 sec 128 KBytes 1.06 Mbits/sec 9.575 ms 0/16 (0%) > [ 5] 10.00-10.08 sec 0.00 Bytes 0.00 bits/sec 9.575 ms 0/0 (0%) > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval Transfer Bandwidth Jitter Lost/Total > Datagrams > [ 5] 0.00-10.08 sec 0.00 Bytes 0.00 bits/sec 9.575 ms 0/159 (0%) > > > > _______________________________________________ > Iperf-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/iperf-users > -- This electronic communication and the information and any files transmitted with it, or attached to it, are confidential and are intended solely for the use of the individual or entity to whom it is addressed and may contain information that is confidential, legally privileged, protected by privacy laws, or otherwise restricted from disclosure to anyone else. If you are not the intended recipient or the person responsible for delivering the e-mail to the intended recipient, you are hereby notified that any use, copying, distributing, dissemination, forwarding, printing, or copying of this e-mail is strictly prohibited. If you received this e-mail in error, please return the e-mail to the sender, delete it from your computer, and destroy any printed copy of it.
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