linux-kernel - Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to make progress

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Date:   Sun, 28 Nov 2021 12:39:51 +0100
From:   Mike Galbraith <efault@....de>
To:     Alexey Avramov <hakavlad@...ox.lv>,
        Mel Gorman <mgorman@...hsingularity.net>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Michal Hocko <mhocko@...e.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Rik van Riel <riel@...riel.com>,
        Darrick Wong <djwong@...nel.org>, regressions@...ts.linux.dev,
        Linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to
 make progress

On Sun, 2021-11-28 at 11:00 +0100, Mike Galbraith wrote:
> On Sun, 2021-11-28 at 04:26 +0900, Alexey Avramov wrote:
> > I will present the results of the new tests here.
> >
> > TLDR;
> > =====
> > No one Mel's patch doesn't prevent stalls in my tests.
>
> Seems there may be a problem with the THROTTLE_WRITEBACK bits..

Disregard.  I backed hacklet out again, and one-liner that had ground
my box to fine powder was harmless.  Hmm.

	-Mike
>