Re: [HACKERS] Re: [QUESTIONS] How to use memory instead of hd?

Goran Thyni <goran@bildbasen.se>

From: "Gran Thyni" <goran@bildbasen.se>
To: Bruce Momjian <maillist@candle.pha.pa.us>
Cc: "Vadim B. Mikheev" <vadim@sable.krasnoyarsk.su>, terry@terrym.com, hackers@postgreSQL.org
Date: 1998-04-22T14:37:17Z
Lists: pgsql-hackers
Bruce Momjian wrote:
> 
> >
> > Bruce Momjian wrote:
> > >
> > Could we use mmap (instead of shmem) with MAP_ANON flag to get more memory
> > for shared buffer pool ?
> > I'm using FreeBSD, man mmap says:
> Yes, we could.  I don't think we do because we an anon-mapped region is
> the same as shmem, but if the limit is higher for anon mmap, we could
> used it.

It could be faster too,
and it API is cleaner too (IMHO).
If we resolve the fork/exec -> just fork problem in the server
mmap would make a good improvment in simplicity and probably
speed too.

	regards,
-- 
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Göran Thyni, sysadm, JMS Bildbasen, Kiruna