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Re: Default shared memory SGML mention

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: PostgreSQL-documentation <pgsql-docs(at)postgresql(dot)org>
Subject: Re: Default shared memory SGML mention
Date: 2001-05-08 20:54:23
Message-ID: 200105082054.f48KsNe29941@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-docs
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Yes, but shared memory limits are based on buffers, not connections,
> > right?  The per-connection overhead is pretty small, no?
> 
> I gave you my experimentally-derived formula already:
> 
> 	250Kb + 8350 * B + 14580 * N
> 
> I don't see how you can consider the N term negligible.

Oh, I misread it.  I thought the 14.5k was part of the 250k.  Let me fix
that.

-- 
  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
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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