From: Rik van Riel <riel@surriel.com>
To: Shakeel Butt <shakeel.butt@linux.dev>,
"JP Kobryn (Meta)" <jp.kobryn@linux.dev>
Cc: linux-mm@kvack.org, willy@infradead.org, hannes@cmpxchg.org,
akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org,
Liam.Howlett@oracle.com, vbabka@kernel.org, rppt@kernel.org,
surenb@google.com, mhocko@suse.com, kasong@tencent.com,
qi.zheng@linux.dev, baohua@kernel.org, axelrasmussen@google.com,
yuanchu@google.com, weixugc@google.com, kuba@kernel.org,
edumazet@google.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel-team@meta.com
Subject: Re: [PATCH v2] mm/vmpressure: skip socket pressure for costly order reclaim
Date: Thu, 02 Apr 2026 21:11:14 -0400 [thread overview]
Message-ID: <fca2b02ce88efa3b2e2981b0ea5f836dddc3a77f.camel@surriel.com> (raw)
In-Reply-To: <ac8DEuZhb_aQA4ez@linux.dev>
On Thu, 2026-04-02 at 18:03 -0700, Shakeel Butt wrote:
>
> Net not doing costly order allocations is irrelevant here. IIUC you
> want all
> costly order allocations (like THPs) to not raise vmpressure as those
> don't
> necessarily represents the memory pressure.
>
It sure will be nice to not have THP enabled=always,
defrag=defer result in smaller network buffers, and
reduced network performance!
Reviewed-by: Rik van Riel <riel@surriel.com>
--
All Rights Reversed.
next prev parent reply other threads:[~2026-04-03 1:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-02 23:25 [PATCH v2] mm/vmpressure: skip socket pressure for costly order reclaim JP Kobryn (Meta)
2026-04-03 0:45 ` Johannes Weiner
2026-04-03 1:03 ` Shakeel Butt
2026-04-03 1:11 ` Rik van Riel [this message]
2026-04-06 17:34 ` JP Kobryn (Meta)
2026-04-03 20:49 ` Jakub Kicinski
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