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

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Message-ID: <20211202160930.GC8492@magnolia>
Date:   Thu, 2 Dec 2021 08:09:30 -0800
From:   "Darrick J. Wong" <djwong@...nel.org>
To:     Mel Gorman <mgorman@...hsingularity.net>
Cc:     Alexey Avramov <hakavlad@...ox.lv>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Michal Hocko <mhocko@...e.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Rik van Riel <riel@...riel.com>,
        Mike Galbraith <efault@....de>, 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 Thu, Dec 02, 2021 at 09:43:32AM +0000, Mel Gorman wrote:
> On Wed, Dec 01, 2021 at 09:29:20AM -0800, Darrick J. Wong wrote:
> > > Again 5.16-rc1 stuttered badly but the new patch was comparable to 5.15.
> > > 
> > > As my baseline figures are very different to yours due to differences in
> > > storage, can you test the following please?
> > 
> > I don't know if this was directed at me, but I reran my swapfile
> > testcase on 5.16-rc3 and found that it had nearly the same runtime as it
> > did in 5.15.
> > 
> 
> Thanks Darrick. Can I add the following?
> 
> Tested-by: Darrick J. Wong <djwong@...nel.org>

Yes, please! :)

--D

> -- 
> Mel Gorman
> SUSE Labs