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Date:   Tue, 15 Dec 2020 17:48:50 -0700
From:   Yu Zhao <>
To:     Alex Shi <>
Cc:     Andrew Morton <>,
        Hugh Dickins <>,
        Michal Hocko <>,
        Johannes Weiner <>,
        Vladimir Davydov <>,
        Roman Gushchin <>, Vlastimil Babka <>,
        Matthew Wilcox <>,,
Subject: Re: [PATCH 00/11] mm: lru related cleanups

On Thu, Dec 10, 2020 at 05:28:08PM +0800, Alex Shi wrote:
> Hi Yu,
> btw, after this patchset, to do cacheline alignment on each of lru lists
> are possible, so did you try that to see performance changes?

I ran a Chrome-based performance benchmark without memcg and with one
memcg many times. The good news is I didn't see any regressions for
these basic cases. But I can't say how much improvements there would
be with hundreds of memcgs.

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