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Date: Sat, 2 Jul 2022 13:41:54 +0200 From: Christian Gmeiner <christian.gmeiner@...il.com> To: Lucas Stach <l.stach@...gutronix.de> Cc: LKML <linux-kernel@...r.kernel.org>, David Airlie <airlied@...ux.ie>, "moderated list:DRM DRIVERS FOR VIVANTE GPU IP" <etnaviv@...ts.freedesktop.org>, "open list:DRM DRIVERS FOR VIVANTE GPU IP" <dri-devel@...ts.freedesktop.org>, Daniel Vetter <daniel@...ll.ch>, Russell King <linux+etnaviv@...linux.org.uk> Subject: Re: [PATCH v2 1/4] drm/etnaviv: add simple moving average (SMA) Hi Lucas > > Am Dienstag, dem 21.06.2022 um 09:20 +0200 schrieb Christian Gmeiner: > > This adds a SMA algorithm inspired by Exponentially weighted moving > > average (EWMA) algorithm found in the kernel. > > > Still not sure about this one. I _feel_ that a simple moving average > over a period of one second does not do a good job of reflecting the > real GPU load for a bursty workload, where EWMA might be better suited. > But then I also don't have a real informed opinion to offer on this. > I will play with EWMA and see what happens. -- greets -- Christian Gmeiner, MSc https://christian-gmeiner.info/privacypolicy
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