Re: reading an empty directory after reboot is very slow
On 2015-04-15 09:32:24 -0300, Henrique de Moraes Holschuh wrote:
> On Tue, Apr 14, 2015, at 23:18, Vincent Lefevre wrote:
> > Can't disk caching be as fast as tmpfs (or almost)?
>
> Never subestimate the needs of a persistent filesystem to care for
> metadata and data safety, unless it has an "eatmydata" mount option
> or something to that effect.
Yes, such a mount option would be useful. Or alternatively tmpfs should
be able to get some specific swap space on disk (this swap space would
be used *only* for tmpfs, not for the main memory).
--
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
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