Does this give better formatting?

By: anon (, October 21, 2017 10:01 am
Room: Moderated Discussions
Maynard Handley ( on October 21, 2017 9:48 am wrote:
> anon ( on October 21, 2017 12:52 am wrote:
> > Maynard Handley ( on October 20, 2017 10:29 pm wrote:
> > > anon ( on October 20, 2017 9:37 pm wrote:
> > >
> > > > Interesting numbers, but can't you run this on a single thread on x86
> > > > and Apple if so many of them are not using the same parallelism?
> > >
> > > Do you understand what I am doing here?
> >
> > Yes. What part of my question were you having trouble understanding,
> > exactly? I might be able to dumb it down a bit more if you need.
> >
> > > How do you propose that I "run this on a single thread on x86 and Apple"?
> > >
> >
> > I guess on OS X, disable some CPUs with developer tools or set "cpus=1" in boot args. Not
> > sure about iPad, apparently it might take boot args as well but if the x86 is the one you
> > want to avoid parallelization on mainly, then limiting the x86 might be enough.
> >
> First of all if you want me to disable CPUs on my MacBook Pro or iPad, you're going
> to have to give me rather more details than the above vague suggestions.

Nevermind. Sounds like most other aspects of the test would be run very badly if this much hand holding is required.

> Secondly what would be the point of that exercise?

Test the performance of a single thread. I thought that was obvious.

> I did not do this to engage in a pissing contest; I did it to try to understand BOTH
> - how well does the A10X perform on a very large app that I use a lot
> - how fully has such a very large app been ported to a new and different CPU
> Shutting down CPUs would lose some information (I'd no longer see the sorts of scenarios where Mathematica
> automatically parallelizes coded on either platform) while not providing any obvious value.

Yes, I can see now how you would not be able to get any value from such numbers. Thanks anyway. Your numbers for out of the box results are still useful for some indeed.
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TopicPosted ByDate
Mathematica on iPadMaynard Handley2017/10/20 01:34 AM
  Mathematica on iPaddmcq2017/10/20 07:26 AM
    Mathematica on iPadMaynard Handley2017/10/20 01:41 PM
      Mathematica on iPadMaynard Handley2017/10/20 08:16 PM
        Does this give better formatting?Maynard Handley2017/10/20 08:20 PM
          Does this give better formatting?anon2017/10/20 09:37 PM
            Does this give better formatting?Maynard Handley2017/10/20 10:29 PM
              Does this give better formatting?anon2017/10/21 12:52 AM
                Does this give better formatting?Maynard Handley2017/10/21 09:48 AM
                  Does this give better formatting?anon2017/10/21 10:01 AM
        Mathematica on iPadAdrian2017/10/21 01:49 AM
          Sorry for the typoAdrian2017/10/21 01:51 AM
          Mathematica on iPaddmcq2017/10/21 07:03 AM
            Mathematica on iPadMaynard Handley2017/10/21 09:58 AM
          Mathematica on iPadWilco2017/10/21 07:16 AM
            Mathematica on iPadDoug S2017/10/21 09:02 AM
              Mathematica on iPadMegol2017/10/22 05:24 AM
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    Mathematica on iPadMaynard Handley2017/10/21 05:51 PM
      Mathematica on iPadAnon2017/10/21 09:56 PM
        Mathematica on iPadMaynard Handley2017/10/22 12:23 AM
      A quick search shows that Mathematica is using Intel MKLGabriele Svelto2017/10/21 11:38 PM
        A quick search shows that Mathematica is using Intel MKLAnon2017/10/22 05:12 PM
          A quick search shows that Mathematica is using Intel MKLMaynard Handley2017/10/22 06:08 PM
            A quick search shows that Mathematica is using Intel MKLDoug S2017/10/22 10:40 PM
            A quick search shows that Mathematica is using Intel MKLMichael S2017/10/23 05:32 AM
  Mathematica on iPadnone2017/10/22 06:06 AM
    Mathematica on iPaddmcq2017/10/23 03:43 AM
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