Re: iperf

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On 7/21/07, Gerrit Renker <gerrit@xxxxxxxxxxxxxx> wrote:
|  OK. I've hacked my iperf version around a bit to get closer to Gerrit's.
|
|  What I've done:
|  - ported more of his code over
|  -- renaming/shifting code
|  -- fix service code handling to allow network byte order and correct name
|  -- merged using -b option for DCCP (NB gives an error at end but seems
|  to be working OK)
This is an error - you need to support the -b option on the server as well. The
reason is that iperf, like ttcp, uses a kind of handshake to terminate datagram
test runs. You didn't describe the error - was it something like `did not receive the
last ack after 10 tries'? If yes then the code needs to support -b on the server
as well. The bandwidth measurements are otherwise not accurate.

Yes it was. That makes sense now.

|
|  Our code still differs a bit e.g. I don't support UDP Lite yet.
Are these the only differences? If yes then I am all for combining one patch
and uploading it to the description of regression testing.

Yes it was, apart from I hadn't picked up all your tidyups.

--
Web: http://wand.net.nz/~iam4/
Blog: http://iansblog.jandi.co.nz
WAND Network Research Group
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