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Re: SHMMAX value

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: "Thalis A(dot) Kalfigopoulos" <thalis(at)cs(dot)pitt(dot)edu>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: SHMMAX value
Date: 2001-06-27 17:52:40
Message-ID: 200106271752.f5RHqeb07323@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-general
> This was asked repeatedly the past 2 weeks. With regard to "what
> is a sane value for shmmax in the kernel?" Oracle's recommendation
> is to go for 0.5*physical_memory. So I gues that 0.25*physical_memory
> for Pg should be fine.

Read my article on hardware performance tuning:

	http://www.ca.postgresql.org/docs/hw_performance

--
  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

In response to

  • SHMMAX value at 2001-06-27 16:47:44 from Thalis A. Kalfigopoulos

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