linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Michal Hocko <mhocko@suse.com>
To: Yang Shi <shy828301@gmail.com>
Cc: Zach O'Keefe <zokeefe@google.com>,
	akpm@linux-foundation.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org,
	Andrew Davidoff <davidoff@qedmf.net>, Bob Liu <lliubbo@gmail.com>
Subject: Re: [PATCH] mm: don't warn if the node is offlined
Date: Thu, 3 Nov 2022 08:54:37 +0100	[thread overview]
Message-ID: <Y2NzvfCjd0X4g4p4@dhcp22.suse.cz> (raw)
In-Reply-To: <CAHbLzkouJkixT0X_uGTrFj_qCyYikpr2j3LOo50rsY_P9OS8Xw@mail.gmail.com>

On Wed 02-11-22 13:08:08, Yang Shi wrote:
[...]
> So I think we narrowed down to two options:
> 1. Preserve the interleave behavior but bail out if the target node is
> not online (it is also racy, but doesn't hurt)

I do not think there is merit in the interleave patch is dubious to say
the least.

> 2. Remove the node balance code entirely

Yes, removing the balancing makes sense but I would still hope that we
do not fail too easily if the range is populated on multiple nodes
equally. In practice it will likely not matter much I guess but setting
up all nodes with top score is just easy to achieve.
-- 
Michal Hocko
SUSE Labs


  parent reply	other threads:[~2022-11-03  7:54 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-31 18:31 Yang Shi
2022-10-31 21:16 ` Zach O'Keefe
2022-10-31 22:08 ` Michal Hocko
2022-11-01  0:05   ` Zach O'Keefe
2022-11-01  7:54     ` Michal Hocko
2022-11-01 17:12       ` Yang Shi
2022-11-01 19:13         ` Zach O'Keefe
2022-11-01 20:09           ` Yang Shi
2022-11-01 22:05             ` Zach O'Keefe
2022-11-02  7:39           ` Michal Hocko
2022-11-02  7:49             ` Michal Hocko
2022-11-02 16:03             ` Yang Shi
2022-11-02 16:15               ` Michal Hocko
2022-11-02 17:36                 ` Yang Shi
2022-11-02 17:47                   ` Michal Hocko
2022-11-02 18:18                     ` Yang Shi
2022-11-02 18:58                       ` Zach O'Keefe
2022-11-02 20:08                         ` Yang Shi
2022-11-02 20:21                           ` Zach O'Keefe
2022-11-03  7:54                           ` Michal Hocko [this message]
2022-11-03 17:13                             ` Yang Shi
2022-11-03  7:51                         ` Michal Hocko
2022-11-02  7:14         ` Michal Hocko
2022-11-02 15:58           ` Yang Shi
2022-11-02 16:11             ` Michal Hocko

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=Y2NzvfCjd0X4g4p4@dhcp22.suse.cz \
    --to=mhocko@suse.com \
    --cc=akpm@linux-foundation.org \
    --cc=davidoff@qedmf.net \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=lliubbo@gmail.com \
    --cc=shy828301@gmail.com \
    --cc=zokeefe@google.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