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Re: Direct I/O versus OS-Caching - Mailing list pgsql-admin

From Peter Eisentraut
Subject Re: Direct I/O versus OS-Caching
Date
Msg-id 200506281510.54832.peter_e@gmx.net
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In response to Direct I/O versus OS-Caching  (KÖPFERL Robert <robert.koepferl@sonorys.at>)
List pgsql-admin
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KÖPFERL Robert wrote:
> What's the better/faster alternative?
> Enabling OS-file system caching or disabling it and forcing direct
> I/O?

PostgreSQL is designed to rely on OS file-system caching, so you better
not turn that off.

--
Peter Eisentraut
http://developer.postgresql.org/~petere/

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