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Message-ID: <a08cff9e-9bf6-2176-b2d2-dbbc3a0c9350@infradead.org>
Date: Wed, 26 Jul 2023 08:19:09 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Jaco Kroon <jaco@....co.za>, Miklos Szeredi <miklos@...redi.hu>,
linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fuse: enable larger read buffers for readdir.
On 7/26/23 03:59, Jaco Kroon wrote:
> +config FUSE_READDIR_ORDER
> + int
> + range 0 5
> + default 5
> + help
> + readdir performance varies greatly depending on the size of the read.
> + Larger buffers results in larger reads, thus fewer reads and higher
> + performance in return.
> +
> + You may want to reduce this value on seriously constrained memory
> + systems where 128KiB (assuming 4KiB pages) cache pages is not ideal.
> +
> + This value reprents the order of the number of pages to allocate (ie,
represents (i.e.,
> + the shift value). A value of 0 is thus 1 page (4KiB) where 5 is 32
> + pages (128KiB).
--
~Randy
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