| From: | "Christopher Kings-Lynne" <chriskl(at)familyhealth(dot)com(dot)au> |
|---|---|
| To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Peter Eisentraut" <peter_e(at)gmx(dot)net> |
| Cc: | "Merlin Moncure" <merlin(dot)moncure(at)rcsonline(dot)com>, "PostgresSQL Hackers Mailing List" <pgsql-hackers(at)postgresql(dot)org>, <pgsql-advocacy(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] Changing the default configuration (was Re: |
| Date: | 2003-02-12 05:33:52 |
| Message-ID: | GNELIHDDFBOCMGBFGEFOIEICCFAA.chriskl@familyhealth.com.au |
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| Lists: | pgsql-advocacy pgsql-hackers pgsql-performance |
> A separate line of investigation is "what is the lowest common
> denominator nowadays?" I think we've established that SHMMAX=1M
> is obsolete, but what replaces it as the next LCD? 4M seems to be
> correct for some BSD flavors, and I can confirm that that's the
> current default for Mac OS X --- any other comments?
It's 1025 * 4k pages on FreeBSD = 4MB
Chris
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