From: Christoph Hellwig <hch@infradead.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Salvatore Dipietro <dipiets@amazon.it>,
linux-kernel@vger.kernel.org, ritesh.list@gmail.com,
abuehaze@amazon.com, alisaidi@amazon.com, blakgeof@amazon.com,
brauner@kernel.org, dipietro.salvatore@gmail.com,
djwong@kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, linux-xfs@vger.kernel.org,
stable@vger.kernel.org, Jan Kara <jack@suse.cz>
Subject: Re: [PATCH v2] mm/filemap: avoid costly reclaim for high-order folio allocations
Date: Tue, 21 Apr 2026 23:07:29 -0700 [thread overview]
Message-ID: <aehloU-hKZ3VDhbX@infradead.org> (raw)
In-Reply-To: <aeZzP6iQel-tkZOu@casper.infradead.org>
On Mon, Apr 20, 2026 at 07:41:03PM +0100, Matthew Wilcox wrote:
> > 5d8edfb900d5 came with no performance testing results. Does anyone
> > have any evidence that it improved anything? By how much?
>
> Christoph reported it doubled write performance with NFS once NFS was
> converted to use it.
For the right workloads the same is true for local file systems.
next prev parent reply other threads:[~2026-04-22 6:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-20 16:14 [PATCH v2] mm/filemap: avoid costly reclaim for high-order folio allocations Salvatore Dipietro
2026-04-20 16:51 ` Andrew Morton
2026-04-20 18:41 ` Matthew Wilcox
2026-04-22 6:07 ` Christoph Hellwig [this message]
2026-04-20 19:12 ` Matthew Wilcox
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