From: Carsten Grohmann <carstengrohmann@gmx.de>
To: Kairui Song <ryncsn@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
bugzilla-daemon@kernel.org, Baoquan He <bhe@redhat.com>,
Nhat Pham <nphamcs@gmail.com>,
Yosry Ahmed <yosryahmed@google.com>,
linux-mm@kvack.org
Subject: Re: [Bug 221055] New: Hibernate image write 10x slower since commit 0ff67f990bd4 ("mm, swap: remove swap slot cache")
Date: Thu, 12 Feb 2026 21:37:00 +0100 [thread overview]
Message-ID: <f743bc48-b576-471a-b679-28a792822cd7@gmx.de> (raw)
In-Reply-To: <CAMgjq7By=prRMh2T=i-T2cV3fZX+oE+YM0H4zHMXwSscnhbZmg@mail.gmail.com>
12.02.2026 20:01:48 Kairui Song <ryncsn@gmail.com>:
> And can anyone help verify this fix? I'll also try some other SSD later
> maybe that's only reproducible with SSD that have very poor 4K
> performance.
I'll try out your patch over the weekend.
> HDD should not be affected because the allocator has a special
> way to do HDD allocation.
I can connect an older hard drive to my PC and test this as well. Should
I do that? If it's not necessary, then I can save myself the effort.
next prev parent reply other threads:[~2026-02-12 20:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-221055-27@https.bugzilla.kernel.org/>
2026-02-06 20:11 ` Andrew Morton
2026-02-10 18:39 ` Kairui Song
2026-02-12 19:01 ` Kairui Song
2026-02-12 20:37 ` Carsten Grohmann [this message]
2026-02-13 2:21 ` Kairui Song
2026-02-15 8:56 ` Carsten Grohmann
2026-02-15 9:25 ` Kairui Song
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