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From: Kairui Song <ryncsn@gmail.com>
To: Vernon Yang <vernon2gm@gmail.com>
Cc: lsf-pc@lists.linux-foundation.org,
	 Axel Rasmussen <axelrasmussen@google.com>,
	Yuanchu Xie <yuanchu@google.com>,  Wei Xu <weixugc@google.com>,
	linux-mm <linux-mm@kvack.org>
Subject: Re: [LSF/MM/BPF TOPIC] Improving MGLRU
Date: Mon, 2 Mar 2026 20:17:16 +0800	[thread overview]
Message-ID: <CAMgjq7Aofz8qf4x4Pd7rQgSmL1exT86-wxb3L9zZWdbQgvhW1A@mail.gmail.com> (raw)
In-Reply-To: <f4c9b715-be7a-4587-90fa-97f6b72938eb@gmail.com>

On Fri, Feb 27, 2026 at 6:29 PM Vernon Yang <vernon2gm@gmail.com> wrote:
> Hi Kairui,
>
> I would be very interested in discussing this topic as well.
>
> In Linux desktop distributions, when the system rapidly enters low
> memory state, it is almost impossible to enter S4, the success rate
> only is 10%. When analyzing this issue, it was identified as the
> inability to reclaim memory. Further investigation revealed that:

Hi Vernon,

Thanks for the comment!

> If we could directly remove the force protection of the youngest two
> generations, this issue would also be resolved, and the solution would
> be more universally applicable.

Yeah, that's also what I have in mind. Such issues should be fixable
if we find a way to remove or optimize gen protection.


      reply	other threads:[~2026-03-02 12:17 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-19 17:25 Kairui Song
2026-02-20 18:24 ` Johannes Weiner
2026-02-21  6:03   ` Kairui Song
2026-02-26  1:55 ` Kalesh Singh
2026-02-26  3:06   ` Kairui Song
2026-02-26 10:10     ` wangzicheng
2026-02-26 15:54 ` Matthew Wilcox
2026-02-27  4:31   ` [LSF/MM/BPF] " Barry Song
2026-02-27 17:55   ` [LSF/MM/BPF TOPIC] " Shakeel Butt
2026-02-27 18:50     ` Gregory Price
2026-02-27  3:30 ` [LSF/MM/BPF] " Barry Song
2026-03-02 11:10   ` Kairui Song
2026-02-27  7:11 ` [LSF/MM/BPF TOPIC] " David Rientjes
2026-02-27 10:29 ` Vernon Yang
2026-03-02 12:17   ` Kairui Song [this message]

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