From: Matthew Wilcox <willy@infradead.org>
To: Horst Birthelmer <horst@birthelmer.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>,
Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org,
Horst Birthelmer <hbirthelmer@ddn.com>
Subject: Re: [PATCH v2] dcache: add fs.dentry-limit sysctl with negative-first reaper
Date: Sun, 17 May 2026 00:09:26 +0100 [thread overview]
Message-ID: <agj5JkPZ7eNbFueR@casper.infradead.org> (raw)
In-Reply-To: <20260516-limit-dentries-cache-v2-1-c733a78e603b@ddn.com>
On Sat, May 16, 2026 at 04:52:54PM +0200, Horst Birthelmer wrote:
> There was a discussion at LSFMM about servers with too many cached
> negative dentries.
> That gave me the idea to keep the dentries in general limited
> if the system administrator needs it to.
I feel you should link to the dozens of previous attempts at this kind
of thing to show that you're aware that this has been tried before and
you're doing something meaningfully different.
next prev parent reply other threads:[~2026-05-16 23:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-16 14:52 Horst Birthelmer
2026-05-16 23:09 ` Matthew Wilcox [this message]
2026-05-17 7:57 ` Horst Birthelmer
2026-05-19 8:45 ` Jan Kara
2026-05-19 9:37 ` Horst Birthelmer
2026-05-17 9:15 ` Mateusz Guzik
2026-05-17 9:42 ` Horst Birthelmer
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