Re: fsync = true beneficial on ext3?

From: Greg Stark <gsstark(at)mit(dot)edu>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: fsync = true beneficial on ext3?
Date: 2004-05-17 06:39:52
Message-ID: 87smdzwo93.fsf@stark.xeocode.com
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Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:

> JM wrote:
> > Would a battery backed Card do the trick?
>
> No because the fsync causes the data to hit the card. Without the
> fscync, the data could remain only in the kernel cache.

A battery backed card for the transaction logs wouldn't make it safe to run
without fsync, but it would make the fsyncs basically free.

--
greg

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