Re: Raw devices (was Re: Berkeley DB license)

Matthias Urlichs <smurf@noris.net>

From: "Matthias Urlichs" <smurf@noris.net>
To: Alex Pilosov <alex@pilosoft.com>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>, PostgreSQL-development <pgsql-hackers@postgreSQL.org>
Date: 2000-05-20T07:57:38Z
Lists: pgsql-hackers
Hi,

Alex Pilosov:
> The only (completely) real solution for this is to use raw devices,
> uncached by the kernel, without any filesystem overhead... 
> 
...and with no OS caching _at_all_.

> Are there any plans to support that?
> 
IMHO it's interesting to note that even Oracle, which used to be one of
the "you gotta use a raw partition if you want any speed at all" guys,
has moved into the "use a normal partition or a regular file unless you
do things like sharing a RAID between two hosts" camp.

Or so I've been told a year or so ago.

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Matthias Urlichs  |  noris network GmbH   |   smurf@noris.de  |  ICQ: 20193661
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