Re: Buffer Management

From: Curt Sampson <cjs(at)cynic(dot)net>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "J(dot) R(dot) Nield" <jrnield(at)usol(dot)com>, PostgreSQL Hacker <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Buffer Management
Date: 2002-06-25 14:24:44
Message-ID: Pine.NEB.4.43.0206252323580.670-100000@angelic.cynic.net
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On Tue, 25 Jun 2002, Bruce Momjian wrote:

> The only downside I can see is that SysV shared memory is
> locked into RAM on some/most OS's while mmap anon probably isn't.

It is if you mlock() it. :-)

cjs
--
Curt Sampson <cjs(at)cynic(dot)net> +81 90 7737 2974 http://www.netbsd.org
Don't you know, in this new Dark Age, we're all light. --XTC

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