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From: Josh Berkus <josh@agliodbs.com>
To: pgsql-performance@postgresql.org
Subject: Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1?
Date: Fri, 05 Nov 2010 15:07:09 -0700
Message-ID: <4CD4800D.5050504@agliodbs.com> (raw)
In-Reply-To: <4CD472CC.80006@2ndquadrant.com>
References: <AANLkTi=n3zxiLNFhbpiN=JPQPwB=BhXf9iepw1KOEs8U@mail.gmail.com>
	<4CCDCAA3.4050805@2ndquadrant.com>
	<201011010010.28724.andres@anarazel.de>
	<4CD472CC.80006@2ndquadrant.com>


> Fair enough; I'm so used to bumping wal_buffers up to 16MB nowadays that
> I forget sometimes that people actually run with the default where this
> becomes an important consideration.

Do you have any testing in favor of 16mb vs. lower/higher?

-- 
                                  -- Josh Berkus
                                     PostgreSQL Experts Inc.
                                     http://www.pgexperts.com

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