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Re: Grow heap aggressively during music interpretation (issue 561390043
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From: |
David Kastrup |
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Subject: |
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden) |
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Date: |
Wed, 05 Feb 2020 14:43:48 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Dan Eble <address@hidden> writes:
> On Feb 5, 2020, at 07:59, address@hidden wrote:
>>
>> and it seems stable, but I have yet to build a theory why OS thread
>> migration actually improves performance…
>
> Educated guess: The core gets too hot. The OS is not allowed to move
> the thread to a cooler core, so it throttles the clock rate instead.
Heat dependent throttling would explain the rather drastic variation in
performance since it acts with large latencies.
--
David Kastrup
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), (continued)
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), David Kastrup, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Jonas Hahnfeld, 2020/02/06
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), David Kastrup, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/05
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/08
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), nine . fierce . ballads, 2020/02/08
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), dak, 2020/02/09