and weren't 'they' right?

By: David Hess (davidwhess.delete@this.gmail.com), September 13, 2021 12:00 pm
Room: Moderated Discussions
Daniel B (fejenagy.delete@this.gmail.com) on September 13, 2021 5:20 am wrote:
>
> Either the scheduler needs to learn the application behaviour
> or the application should come tagged, but then the ISV is expected to understand hardware and system energy
> efficiency, which they don't.

Is there any reason not to expect applications to lie? Of course every thread needs to operate on the fastest available core. Ask them.

Alternatively why would developers spend time to distinguish which threads should operate on which cores when the result can only make the perceived performance worse? And why risk getting it wrong?
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TopicPosted ByDate
alder lake.inteluser2021/09/10 01:52 AM
  alder lake.Andrei F2021/09/10 09:31 AM
    alder lake.Andrey2021/09/10 09:38 AM
      alder lake.rwessel2021/09/10 11:18 AM
      alder lake.Andrei F2021/09/10 12:49 PM
        alder lake.Andrey2021/09/10 04:12 PM
          alder lake.David Hess2021/09/10 07:39 PM
            alder lake.Andrey2021/09/11 12:28 AM
        alder lake.---2021/09/10 05:24 PM
          alder lake.Andrei F2021/09/12 01:09 AM
            DVFSDavid Kanter2021/09/12 09:58 PM
              DVFSAndrei F2021/09/13 01:02 AM
                DVFSAnon2021/09/13 03:28 AM
                DVFSJukka Larja2021/09/13 05:35 AM
                  DVFSAndrei F2021/09/14 12:07 AM
                    DVFSJukka Larja2021/09/14 04:11 AM
                      DVFSAndrei F2021/09/14 07:55 AM
                        DVFSJukka Larja2021/09/14 10:23 AM
                DVFS---2021/09/13 10:19 AM
                  DVFSDoug S2021/09/13 10:57 AM
                    DVFSDavid Hess2021/09/13 11:32 AM
                    DVFS---2021/09/13 01:06 PM
                      DVFSDavid Hess2021/09/13 02:21 PM
                    DVFSDavid Kanter2021/09/15 03:05 PM
                  DVFSDavid Hess2021/09/13 11:46 AM
                  DVFSJukka Larja2021/09/14 04:35 AM
                Quick shutdown?David Kanter2021/09/15 10:46 AM
                  Quick shutdown?Andrei F2021/09/16 07:12 AM
                    Quick shutdown?David Kanter2021/09/16 11:04 AM
                      Quick shutdown?Andrei F2021/09/17 01:35 AM
                        Quick shutdown?Andrei F2021/09/17 01:38 AM
            and weren't 'they' right?Daniel B2021/09/13 04:20 AM
              and weren't 'they' right?Andrei F2021/09/13 04:51 AM
                and weren't 'they' right?Daniel B2021/09/13 06:29 AM
              and weren't 'they' right?anon2021/09/13 05:07 AM
                and weren't 'they' right?Jukka Larja2021/09/13 05:26 AM
                  and weren't 'they' right?anon2021/09/13 11:37 PM
              Alder Lake has no little coresHeikki Kultala2021/09/13 06:33 AM
                Alder Lake has no little coresMichael S2021/09/13 07:33 AM
                  Alder Lake has no little coresme2021/09/13 10:45 AM
                  Alder Lake has no little coresHeikki Kultala2021/09/13 01:49 PM
                    Alder Lake has no little coresanon2021/09/13 11:42 PM
                why stop at two core sizes?hobold2021/09/14 05:47 AM
                  Memory caches did this, right?Mark Roulo2021/09/14 02:51 PM
                    Memory caches did this, right?Brett2021/09/14 07:17 PM
                      Memory caches did this, right?Kevin G2021/09/16 03:10 PM
                  Large reorder buffers (L1+L2)⚛2021/09/15 11:24 AM
                    Large reorder buffers (L1+L2)hobold2021/09/15 12:06 PM
                Alder Lake has no little coresAdrian2021/09/14 08:33 AM
              and weren't 'they' right?David Hess2021/09/13 12:00 PM
                Battery vs PerformanceMark Roulo2021/09/13 12:18 PM
                  Battery vs PerformanceDoug S2021/09/13 02:05 PM
                    Battery vs PerformanceDavid Hess2021/09/13 02:28 PM
                      Battery vs Performance---2021/09/13 05:08 PM
                      Battery vs Performance---2021/09/13 05:08 PM
                      Battery vs PerformanceDoug S2021/09/13 08:53 PM
                    Battery vs PerformanceAnon2021/09/14 06:42 AM
                and weren't 'they' right?Daniel B2021/09/13 12:57 PM
                  and weren't 'they' right?David Hess2021/09/13 02:11 PM
                    and weren't 'they' right?---2021/09/13 02:38 PM
                  and weren't 'they' right?---2021/09/13 02:32 PM
                and weren't 'they' right?Brendan2021/09/14 03:30 AM
                  and weren't 'they' right?Jukka Larja2021/09/14 04:31 AM
              and weren't 'they' right?Etienne Lorrain2021/09/14 12:29 AM
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