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Re: Direct I/O - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Direct I/O
Date
Msg-id 3651624.1680995122@sss.pgh.pa.us
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In response to Re: Direct I/O  (Thomas Munro <thomas.munro@gmail.com>)
Responses Re: Direct I/O
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Thomas Munro <thomas.munro@gmail.com> writes:
> On Sun, Apr 9, 2023 at 10:08 AM Andrew Dunstan <andrew@dunslane.net> wrote:
>> btrfs

> Aha!

Googling finds a lot of suggestions that O_DIRECT doesn't play nice
with btrfs, for example

https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg92824.html

It's not clear to me how much of that lore is still current,
but it's disturbing.

            regards, tom lane

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