Throughput test with iperf...

Doug Hardie bc979 at
Sun Sep 29 08:31:54 UTC 2013

On 28 September 2013, at 23:38, takCoder <tak.official at> wrote:

> hi again..
> would any of you please at least explain it to me what may cause iperf
> server ending up with "Segmentation fault (core dumped)" message right at
> the beginning of setting second connection in my bi-directional throughput
> test, using -r flag??
> i used these commands on client and server on two freebsd machines which
> are connected straight with one cat5e cable:
> iperf -s -i 1
> iperf -c X.Y.Z.T -t 60 -r
> just getting more confused.. :(

Are you using iperf or iperf2.  Iperf has a few problems.  Iperf2 is more stable.

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