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From: Ron Mayer <rm_pg@cheapcomplexdevices.com>
To: Scott Marlowe <scott.marlowe@gmail.com>
Cc: Scott Carey <scott@richrelevance.com>
Cc: Ron Mayer <rm_pg@cheapcomplexdevices.com>
Cc: Greg Smith <gsmith@gregsmith.com>
Cc: Henrik <henke@mac.se>
Cc: pgsql-performance@postgresql.org
Subject: Re: Filesystem benchmarking for pg 8.3.3 server
Date: Tue, 12 Aug 2008 21:28:32 -0700
Message-ID: <48A262F0.9080203@cheapcomplexdevices.com> (raw)
In-Reply-To: <dcc563d10808121748o79a6f667tdec70c96a06b81f9@mail.gmail.com>
References: <32A7A76B-16CA-4CDB-AD43-973AD6A3FC7B@mac.se>
	<Pine.GSO.4.64.0808081835320.21924@westnet.com>
	<48A2050D.4050803@cheapcomplexdevices.com>
	<a1ec7d000808121723m19b33fdk281a09434ecd5309@mail.gmail.com>
	<dcc563d10808121748o79a6f667tdec70c96a06b81f9@mail.gmail.com>

Scott Marlowe wrote:
> I can attest to the 2.4 kernel not being able to guarantee fsync on
> IDE drives.  

Sure.  But note that it won't for SCSI either; since AFAICT the write
barrier support was implemented at the same time for both.



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