linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Yu Zhao <yuzhao@google.com>
To: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Hugh Dickins <hughd@google.com>, Michal Hocko <mhocko@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	Roman Gushchin <guro@fb.com>, Vlastimil Babka <vbabka@suse.cz>,
	Matthew Wilcox <willy@infradead.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/11] mm: lru related cleanups
Date: Tue, 15 Dec 2020 17:48:50 -0700	[thread overview]
Message-ID: <X9lZcn+GTOnzI6Zl@google.com> (raw)
In-Reply-To: <54bdbe42-023a-4e32-9b94-173d0ad2dc16@linux.alibaba.com>

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.


      reply	other threads:[~2020-12-16  0:48 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-07 22:09 [PATCH 00/11] mm: lru related cleanups Yu Zhao
2020-12-07 22:09 ` [PATCH 01/11] mm: use add_page_to_lru_list() Yu Zhao
2020-12-08  3:41   ` Alex Shi
2020-12-07 22:09 ` [PATCH 02/11] mm: shuffle lru list addition and deletion functions Yu Zhao
2020-12-07 22:09 ` [PATCH 03/11] mm: don't pass "enum lru_list" to lru list addition functions Yu Zhao
2020-12-08  8:14   ` Alex Shi
2020-12-08  8:24   ` Alex Shi
2020-12-07 22:09 ` [PATCH 04/11] mm: don't pass "enum lru_list" to trace_mm_lru_insertion() Yu Zhao
2020-12-08  8:46   ` Alex Shi
2020-12-07 22:09 ` [PATCH 05/11] mm: don't pass "enum lru_list" to del_page_from_lru_list() Yu Zhao
2020-12-07 22:09 ` [PATCH 06/11] mm: add __clear_page_lru_flags() to replace page_off_lru() Yu Zhao
2020-12-07 22:09 ` [PATCH 07/11] mm: VM_BUG_ON lru page flags Yu Zhao
2020-12-07 22:24   ` Matthew Wilcox
2020-12-16  0:54     ` Yu Zhao
2020-12-16  0:59       ` Matthew Wilcox
2020-12-07 22:09 ` [PATCH 08/11] mm: fold page_lru_base_type() into its sole caller Yu Zhao
2020-12-08  9:02   ` Alex Shi
2020-12-07 22:09 ` [PATCH 09/11] mm: fold __update_lru_size() " Yu Zhao
2020-12-08  9:07   ` Alex Shi
2020-12-07 22:09 ` [PATCH 10/11] mm: make lruvec_lru_size() static Yu Zhao
2020-12-08  9:09   ` Alex Shi
2020-12-07 22:09 ` [PATCH 11/11] mm: enlarge the "int nr_pages" parameter of update_lru_size() Yu Zhao
2020-12-08  9:15   ` Alex Shi
2020-12-14 21:50   ` Hugh Dickins
2020-12-16  0:18     ` Yu Zhao
2020-12-10  9:28 ` [PATCH 00/11] mm: lru related cleanups Alex Shi
2020-12-16  0:48   ` Yu Zhao [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=X9lZcn+GTOnzI6Zl@google.com \
    --to=yuzhao@google.com \
    --cc=akpm@linux-foundation.org \
    --cc=alex.shi@linux.alibaba.com \
    --cc=guro@fb.com \
    --cc=hannes@cmpxchg.org \
    --cc=hughd@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mhocko@kernel.org \
    --cc=vbabka@suse.cz \
    --cc=vdavydov.dev@gmail.com \
    --cc=willy@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).