Date:   Thu, 2 Dec 2021 08:09:30 -0800
From:   "Darrick J. Wong" <djwong@kernel.org>
To:     Mel Gorman <mgorman@techsingularity.net>
Cc:     Alexey Avramov <hakavlad@inbox.lv>,
        Andrew Morton <akpm@linux-foundation.org>,
        Michal Hocko <mhocko@suse.com>,
        Vlastimil Babka <vbabka@suse.cz>,
        Rik van Riel <riel@surriel.com>,
        Mike Galbraith <efault@gmx.de>, regressions@lists.linux.dev,
        Linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        Linux-MM <linux-mm@kvack.org>,
        LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to
 make progress
Message-ID: <20211202160930.GC8492@magnolia>
References: <20211125151853.8540-1-mgorman@techsingularity.net>
 <20211127011246.7a8ac7b8@mail.inbox.lv>
 <20211129150117.GO3366@techsingularity.net>
 <20211201010348.31e99637@mail.inbox.lv>
 <20211130172754.GS3366@techsingularity.net>
 <20211201033836.4382a474@mail.inbox.lv>
 <20211201140005.GU3366@techsingularity.net>
 <20211201172920.GA8492@magnolia>
 <20211202094332.GW3366@techsingularity.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20211202094332.GW3366@techsingularity.net>
Precedence: bulk

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@kernel.org>

Yes, please! :)

--D

> -- 
> Mel Gorman
> SUSE Labs