| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Curt Sampson <cjs(at)cynic(dot)net>, Gregor Mosheh <stigmata(at)blackangel(dot)net>, pgsql-admin(at)postgresql(dot)org |
| Subject: | Re: memory strangeness (fwd) |
| Date: | 2002-07-05 03:33:00 |
| Message-ID: | 200207050333.g653X1t28750@candle.pha.pa.us |
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| Lists: | pgsql-admin |
Tom Lane wrote:
> Curt Sampson <cjs(at)cynic(dot)net> writes:
> >> I still cannot set PG's shared_buffers higher than 20000 (160 MB):
>
> > Shared memory pages, IIRC, are locked, meaning that they cannot be
> > swapped.
>
> Is that really how it works on *BSD? That's great if so --- it's
> exactly what Postgres wants --- but you'll pardon my paranoia about
> assuming that any part of the universe works the way I want it to...
Sure does. FreeBSD has a sysctl option to enable it, BSD/OS and I bet
NetBSD do it by default.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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