Messages in this thread | | | Date | Thu, 29 Sep 2022 13:21:45 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC PATCH 0/1] sched/pelt: Change PELT halflife at runtime |
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On Thu, Sep 29, 2022 at 12:10:17PM +0100, Kajetan Puchalski wrote:
> Overall, the problem being solved here is that based on our testing the > PELT half life can occasionally be too slow to keep up in scenarios > where many frames need to be rendered quickly, especially on high-refresh > rate phones and similar devices.
But it is a problem of DVFS not ramping up quick enough; or of the load-balancer not reacting to the increase in load, or what aspect controlled by PELT is responsible for the improvement seen?
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