George,
These differences are expected, see:
http://en.wikipedia.org/wiki/GNU_build_system#GNU_Autoconf
https://www.gnu.org/prep/standards/html_node/Standard-Targets.html
Cheers,
Mard
2014-09-11 7:17 GMT+01:00 George Halpert <geo...@thesoniccloud.com>:
> Hi Bob,
>
> Thanks.
>
> Thought you would want to know that the file named "missing" is ironically
> missing from the git repo so make fails. Building the tar ball succeeds. If
> I copy "missing" from the tar ball to the directory containing the git
> clone then the build succeeds.
>
> I've compared the contents of the tar ball and a freshly cloned repo and
> found the following files differ:
>
> $ diff -r -q -w iperf-2.0.7 iperf-2.0.7-git/
>
> Only in iperf-2.0.7-git/: .git
> Files iperf-2.0.7/Makefile.in and iperf-2.0.7-git/Makefile.in differ
> Only in iperf-2.0.7-git/: autogen.sh
> Files iperf-2.0.7/compat/Makefile.in and
> iperf-2.0.7-git/compat/Makefile.in differ
> Files iperf-2.0.7/configure and iperf-2.0.7-git/configure differ
> Files iperf-2.0.7/doc/Makefile.in and iperf-2.0.7-git/doc/Makefile.in
> differ
> Files iperf-2.0.7/include/Makefile.in and
> iperf-2.0.7-git/include/Makefile.in differ
> Only in iperf-2.0.7-git/include: Settings.hpp~
> Files iperf-2.0.7/man/Makefile.in and iperf-2.0.7-git/man/Makefile.in
> differ
> Only in iperf-2.0.7: missing
> Files iperf-2.0.7/src/Makefile.in and iperf-2.0.7-git/src/Makefile.in
> differ
>
> Regards,
> George
>
> ----- Original Message -----
> From: "Bob (Robert) McMahon" <rmcma...@broadcom.com>
> To: "George Halpert" <geo...@thesoniccloud.com>
> Cc: iperf-users@lists.sourceforge.net, "Jon Lederman" <
> jonleder...@gmail.com>
> Sent: Thursday, September 4, 2014 2:16:51 PM
> Subject: RE: [Iperf-users] Difference In Jitter Calculations Between
> IPerf2 and IPerf3
>
> Hi George,
>
> That's a mistake on my end. The client is the primary place I found
> SCHED_RR helpful.
>
> I did commit this in the SVN repository and it's in the tar ball but
> didn't commit it in the git repository. That's fixed now and they all
> should be coherent.
>
> Bob
> -----Original Message-----
> From: George Halpert [mailto:geo...@thesoniccloud.com]
> Sent: Thursday, September 04, 2014 12:26 AM
> To: Bob (Robert) McMahon
> Cc: iperf-users@lists.sourceforge.net; Jon Lederman
> Subject: Re: [Iperf-users] Difference In Jitter Calculations Between
> IPerf2 and IPerf3
>
> Hi Bob,
>
> Thanks for iperf 2.0.7 - lots of useful changes.
>
> I'm curious, why didn't you also use SCHED_RR for the client thread?
>
> Thanks,
> George
>
> ----- Original Message -----
> From: "Jon Lederman" <jonleder...@gmail.com>
> To: "Bob (Robert) McMahon" <rmcma...@broadcom.com>
> Cc: iperf-users@lists.sourceforge.net, "George Halpert" <
> geo...@thesoniccloud.com>
> Sent: Tuesday, September 2, 2014 11:47:23 PM
> Subject: Re: [Iperf-users] Difference In Jitter Calculations Between
> IPerf2 and IPerf3
>
> Thanks for sending this. Do you have any insights into the reasons for
> these differences. We will send you our results as well.
> On Sep 2, 2014, at 5:20 PM, Bob (Robert) McMahon <rmcma...@broadcom.com>
> wrote:
>
> > Ok, I see different values as well. Iperf2 is showing approximately 20
> us jitter while iperf3 is showing ~150 us. This is using a 200Mbs udp
> stream on 802.11 AC.
> >
> > Bob
> > From: Bob (Robert) McMahon [mailto:rmcma...@broadcom.com]
> > Sent: Tuesday, September 02, 2014 1:34 PM
> > To: Jon Lederman
> > Cc: iperf-users@lists.sourceforge.net
> > Subject: Re: [Iperf-users] Difference In Jitter Calculations Between
> IPerf2 and IPerf3
> >
> > Don’t know but comments are ignored by the compiler ;)
> >
> > Can you share your results? I’d be curious to see the variation and if
> it could be related to things like scheduling.
> >
> > Also, what os are you using? If you are using linux you may want to set
> the processes to use SCHED_RR
> >
> >
> http://www.cyberciti.biz/faq/howto-set-real-time-scheduling-priority-process/
> >
> > I do that in iperf2
> >
> > http://sourceforge.net/projects/iperf2/?source=directory
> >
> > Bob
> > From: Jon Lederman [mailto:jonleder...@gmail.com]
> > Sent: Tuesday, September 02, 2014 1:29 PM
> > To: Bob (Robert) McMahon
> > Cc: iperf-users@lists.sourceforge.net
> > Subject: Re: [Iperf-users] Difference In Jitter Calculations Between
> IPerf2 and IPerf3
> >
> > Thanks. Look forward to your results. Even though I also noticed that
> the calculation looks similar on the surface, I did notice a comment in
> iperf3 to the effect:
> >
> > // XXX: This is NOT the way to calculate jitter
> > // J = |(R1 - S1) - (R0 - S0)| [/ number of packets, for
> average]
> >
> > Any thoughts why that is in there? The calculation in the code appears
> to have come directly out of the RFC 1889/3550.
> >
> > Also, I want to clarify that this calculation seems to be average jitter
> not instantaneous jitter.
> >
> > Thanks.
> >
> > -Jon
> > On Sep 2, 2014, at 4:23 PM, Bob (Robert) McMahon <rmcma...@broadcom.com>
> wrote:
> >
> >
> > A quick cursory view of the source suggests the same calculation. Let
> me run both on my test rig and see if I get similar results.
> >
> > Bob
> > -----Original Message-----
> > From: Jon Lederman [mailto:jonleder...@gmail.com]
> > Sent: Monday, September 01, 2014 5:22 PM
> > To: iperf-users@lists.sourceforge.net
> > Subject: [Iperf-users] Difference In Jitter Calculations Between IPerf2
> and IPerf3
> >
> > Hi,
> >
> > In measuring jitter using Iperf 2.0.5 and Iperf 3, I have noticed a
> marked difference in the calculations up to an order of magnitude. Could
> you explain the differences in calculation of jitter between 2.0.5 and 3
> and the accuracy. Which should I rely upon?
> >
> > Thanks in advance.
> >
> > Jon
> >
> ------------------------------------------------------------------------------
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> > _______________________________________________
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> > https://lists.sourceforge.net/lists/listinfo/iperf-users
>
>
>
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