[CentOS] Network Performance Update

Sun May 6 17:12:53 UTC 2018
Gordon Messmer <gordon.messmer at gmail.com>

On 05/06/2018 06:20 AM, Chris Olson wrote:
> Thanks for the follow up message regarding measurement
> of network performance.  we are checking into nc and
> how it might be used.

The man page for "nc" has specific examples of sending a file over TCP.

> We have not found iperf on any
> of our systems, but we may try installing it with yum.
> You may be right about the ftp server trying to use
> ftruncate() on the destination file /dev/null, but
> I do not see a reason that it would do that. What
> needs to be truncated at the beginning of a transfer?

Explaining *why* the authors of the FTP server wrote it as they did is 
beyond what I can offer.  I can explain the mechanism, but not the