Horton

Re: Buffer Management

Curt Sampson <cjs@cynic.net>

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From: Curt Sampson <cjs@cynic.net>
To: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, "J. R. Nield" <jrnield@usol.com>, PostgreSQL Hacker <pgsql-hackers@postgresql.org>
Date: 2002-06-25T14:24:44Z
Lists: pgsql-hackers 
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@cynic.net>   +81 90 7737 2974   http://www.netbsd.org
    Don't you know, in this new Dark Age, we're all light.  --XTC