This might be a long shot, but maybe the cpu on one or both PCs is being throttled (reduced clock speed) because of a power setting and running iperf causes it to throttle up?
On Sat, Jul 18, 2020, 9:18 AM tomas jupe via Iperf-users < iperf-users@lists.sourceforge.net> wrote: > Hi all, > > > My Samba server only copies files fast when iperf is also running > simultaneously. > > > I have a samba setup to access files from a Windows-PC. Sadly > transferring files to it and from it is very slow. > > (The windows-pcs are part of a domain managed by the samba server) > > Especially when a large number of small files are copied the speed is > very low. Large files are copied quite fast. > > But as soon as a start a speedtest with iperf from another machine to > that samba server the speed of copying files from the samba server is > way faster. > > As soon as iperf stops the speed of the file copy drops again. > > > Does anyone has an idea why iperf is improving the speed of copying the > files from a samba server? And what do i have to change in my network to > keep the high speed. :) > > > Any help is much appreciated. > > Thank you very much. > > > > > > > > > _______________________________________________ > Iperf-users mailing list > Iperf-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/iperf-users > Vince Conroy West Wave Technology 707.890.6620
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