Re: was there a change in FreeBSD SHM implementation from - Mailing list pgsql-general

From Curt Sampson
Subject Re: was there a change in FreeBSD SHM implementation from
Date
Msg-id Pine.NEB.4.44.0207131920080.454-100000@angelic.cynic.net
Whole thread Raw
In response to Re: was there a change in FreeBSD SHM implementation from  (Vivek Khera <khera@kcilink.com>)
List pgsql-general
On Fri, 12 Jul 2002, Vivek Khera wrote:

> Sometimes it does, sometimes it does not.  But I still disagree that
> relying on the OS to cache pages that you could (and should) just as
> well keep in the SHM segments already makes no sense.

It's not "just as well," it's "also." If you're caching two copies
of a lot of pages, you're not going to have as many pages in memory.
Very simple.

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


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