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From: Bruno Wolff III <bruno@wolff.to>
To: Ron Mayer <rm_pg@cheapcomplexdevices.com>
To: pgsql-performance@postgresql.org
Subject: Re: File Systems Compared
Date: Sun, 17 Dec 2006 05:18:00 -0600
Message-ID: <20061217111800.GA22826@wolff.to> (raw)
In-Reply-To: <20061215164439.GA27926@wolff.to>
References: <BEB285F8-0BD2-4524-BD46-B1D35E7EFBEB@clickspace.com>
	<82bqmh3rfc.fsf@mid.bfk.de>
	<1165424114.9734.298.camel@archimedes>
	<20061211175411.GA3236@wolff.to>
	<FB83EA45-E67F-45EA-9F90-F1F075FA93A6@decibel.org>
	<20061214174809.GA26057@wolff.to>
	<4581C047.8010208@cheapcomplexdevices.com>
	<20061215164439.GA27926@wolff.to>

On Fri, Dec 15, 2006 at 10:44:39 -0600,
  Bruno Wolff III <bruno@wolff.to> wrote:
> 
> The other feature I would like is to be able to use write barriers with
> encrypted file systems. I haven't found anythign on whether or not there
> are near term plans by any one to support that.

I asked about this on the dm-crypt list and was told that write barriers
work pre 2.6.19. There was a change for 2.6.19 that might break things for
SMP systems. But that will probably get fixed eventually.



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  Subject: Re: File Systems Compared
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