linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Dave Hansen <dave.hansen@intel.com>
To: Zi Yan <ziy@nvidia.com>
Cc: Keith Busch <kbusch@kernel.org>,
	Yang Shi <yang.shi@linux.alibaba.com>,
	mhocko@suse.com, mgorman@techsingularity.net, riel@surriel.com,
	hannes@cmpxchg.org, akpm@linux-foundation.org, "Busch,
	Keith" <keith.busch@intel.com>,
	"Williams, Dan J" <dan.j.williams@intel.com>,
	"Wu, Fengguang" <fengguang.wu@intel.com>,
	"Du, Fan" <fan.du@intel.com>,
	"Huang, Ying" <ying.huang@intel.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 06/10] mm: vmscan: demote anon DRAM pages to PMEM node
Date: Wed, 27 Mar 2019 13:42:51 -0700	[thread overview]
Message-ID: <c67d331a-d937-9fb8-9508-320c7cccba5f@intel.com> (raw)
In-Reply-To: <6A903D34-A293-4056-B135-6FA227DE1828@nvidia.com>

On 3/27/19 1:37 PM, Zi Yan wrote:
> Actually, the migration throughput difference does not come from
> any kernel changes, it is a pure comparison between
> migrate_pages(single 4KB page) and migrate_pages(a list of 4KB
> pages). The point I wanted to make is that Yang’s approach, which
> migrates a list of pages at the end of shrink_page_list(), can
> achieve higher throughput than Keith’s approach, which migrates one
> page at a time in the while loop inside shrink_page_list().

I look forward to seeing the patches.


  reply	other threads:[~2019-03-27 20:42 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-23  4:44 [RFC PATCH 0/10] Another Approach to Use PMEM as NUMA Node Yang Shi
2019-03-23  4:44 ` [PATCH 01/10] mm: control memory placement by nodemask for two tier main memory Yang Shi
2019-03-23 17:21   ` Dan Williams
2019-03-25 19:28     ` Yang Shi
2019-03-25 23:18       ` Dan Williams
2019-03-25 23:36         ` Yang Shi
2019-03-25 23:42           ` Dan Williams
2019-03-23  4:44 ` [PATCH 02/10] mm: mempolicy: introduce MPOL_HYBRID policy Yang Shi
2019-03-23  4:44 ` [PATCH 03/10] mm: mempolicy: promote page to DRAM for MPOL_HYBRID Yang Shi
2019-03-23  4:44 ` [PATCH 04/10] mm: numa: promote pages to DRAM when it is accessed twice Yang Shi
2019-03-29  0:31   ` kbuild test robot
2019-03-23  4:44 ` [PATCH 05/10] mm: page_alloc: make find_next_best_node could skip DRAM node Yang Shi
2019-03-23  4:44 ` [PATCH 06/10] mm: vmscan: demote anon DRAM pages to PMEM node Yang Shi
2019-03-23  6:03   ` Zi Yan
2019-03-25 21:49     ` Yang Shi
2019-03-24 22:20   ` Keith Busch
2019-03-25 19:49     ` Yang Shi
2019-03-27  0:35       ` Keith Busch
2019-03-27  3:41         ` Yang Shi
2019-03-27 13:08           ` Keith Busch
2019-03-27 17:00             ` Zi Yan
2019-03-27 17:05               ` Dave Hansen
2019-03-27 17:48                 ` Zi Yan
2019-03-27 18:00                   ` Dave Hansen
2019-03-27 20:37                     ` Zi Yan
2019-03-27 20:42                       ` Dave Hansen [this message]
2019-03-28 21:59             ` Yang Shi
2019-03-28 22:45               ` Keith Busch
2019-03-23  4:44 ` [PATCH 07/10] mm: vmscan: add page demotion counter Yang Shi
2019-03-23  4:44 ` [PATCH 08/10] mm: numa: add page promotion counter Yang Shi
2019-03-23  4:44 ` [PATCH 09/10] doc: add description for MPOL_HYBRID mode Yang Shi
2019-03-23  4:44 ` [PATCH 10/10] doc: elaborate the PMEM allocation rule Yang Shi
2019-03-25 16:15 ` [RFC PATCH 0/10] Another Approach to Use PMEM as NUMA Node Brice Goglin
2019-03-25 16:56   ` Dan Williams
2019-03-25 17:45     ` Brice Goglin
2019-03-25 19:29       ` Dan Williams
2019-03-25 23:09         ` Brice Goglin
2019-03-25 23:37           ` Dan Williams
2019-03-26 12:19             ` Jonathan Cameron
2019-03-25 20:04   ` Yang Shi
2019-03-26 13:58 ` Michal Hocko
2019-03-26 18:33   ` Yang Shi
2019-03-26 18:37     ` Michal Hocko
2019-03-27  2:58       ` Yang Shi
2019-03-27  9:01         ` Michal Hocko
2019-03-27 17:34           ` Dan Williams
2019-03-27 18:59             ` Yang Shi
2019-03-27 20:09               ` Michal Hocko
2019-03-28  2:09                 ` Yang Shi
2019-03-28  6:58                   ` Michal Hocko
2019-03-28 18:58                     ` Yang Shi
2019-03-28 19:12                       ` Michal Hocko
2019-03-28 19:40                         ` Yang Shi
2019-03-28 20:40                           ` Michal Hocko
2019-03-28  8:21                   ` Dan Williams
2019-03-27 20:14               ` Dave Hansen
2019-03-27 20:35             ` Matthew Wilcox
2019-03-27 20:40               ` Dave Hansen

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=c67d331a-d937-9fb8-9508-320c7cccba5f@intel.com \
    --to=dave.hansen@intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=dan.j.williams@intel.com \
    --cc=fan.du@intel.com \
    --cc=fengguang.wu@intel.com \
    --cc=hannes@cmpxchg.org \
    --cc=kbusch@kernel.org \
    --cc=keith.busch@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mgorman@techsingularity.net \
    --cc=mhocko@suse.com \
    --cc=riel@surriel.com \
    --cc=yang.shi@linux.alibaba.com \
    --cc=ying.huang@intel.com \
    --cc=ziy@nvidia.com \
    /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).