Re: detailed error statistics with iperf


Without installing the web100-enable kernel (which is recommended for this 
detailed look at TCP), does ttcp collect any of these stats?

-Jim F.

At 02:42 PM 1/26/2004 -0500, Matthew J Zekauskas wrote:
>You want TCP statistics, which are not available to iperf in general 
>(they're in the kernel).
>
>I would look at the web100 project (www.web100.org) which aims
>to expose that information.  I believe someone has a version of
>iperf that also grabs web100 statistics, but I don't have
>any details...
>
>--Matt, just a user
>
>
>--On Monday, January 26, 2004 3:34 PM +0100 Nico Bayer <BayerNico --at-- gmx.de> 
>wrote:
>
>>
>>
>>Hello list,
>>
>>
>>
>>I have some questions about the iperf statistics. I need to do some 
>>TCP/UDP measurements. But I
>>need some statistics and I think iperf does not provide them. What I need 
>>is a detailed error
>>report. For example: how many packets were lost, how many packets had 
>>transmission errors and how
>>many packets dit arrive in wrong order. I also need the sequence number 
>>of every of these
>>packets.
>>
>>Does anyone know if it will be much work to implement these features to 
>>iperf? Maybe anyone knows
>>a tool that already has some of these features.
>>
>>
>>
>>Thank you for your help.
>>
>>
>>
>>
>>
>>Regards, Nico
>>
>>
>>
>>
>>
>>
>>
>>-----
>>
>>Nico Bayer
>>
>>PhD Student
>>
>>
>>
>>Fachhochschule Giessen/Friedberg
>>
>>Wilhelm-Leuschner-Straße 13, D-61169 Friedberg
>>
>>
>>
>>
>>
>>Office Address:
>>
>>T-Systems
>>
>>Technologiezentrum
>>
>>Am Kavalleriesand 3, D-64295 Darmstadt, Germany
>>
>>Phone:   06151/937-
>>
>>Fax:         06151/937-4638
>>
>>Mobile:  0178/4764263
>>
>>Email:     Nico.Bayer --at-- iem.fh-friedberg.de
>>
>>
>>
>>
>>
>



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