Received: from localhost (maia-2.hub.org [200.46.204.187]) by postgresql.org (Postfix) with ESMTP id 85D1F9FA2EC for ; Sun, 17 Dec 2006 07:17:06 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.187]) (amavisd-new, port 10024) with ESMTP id 96777-03 for ; Sun, 17 Dec 2006 07:16:53 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey-1.7.4 Received: from wolff.to (wolff.to [66.93.197.194]) by postgresql.org (Postfix) with SMTP id A3F479FA1FD for ; Sun, 17 Dec 2006 07:16:56 -0400 (AST) Received: (qmail 23736 invoked by uid 500); 17 Dec 2006 11:18:00 -0000 Date: Sun, 17 Dec 2006 05:18:00 -0600 From: Bruno Wolff III To: Ron Mayer , pgsql-performance@postgresql.org Subject: Re: File Systems Compared Message-ID: <20061217111800.GA22826@wolff.to> Mail-Followup-To: Bruno Wolff III , Ron Mayer , pgsql-performance@postgresql.org References: <82bqmh3rfc.fsf@mid.bfk.de> <1165424114.9734.298.camel@archimedes> <20061211175411.GA3236@wolff.to> <20061214174809.GA26057@wolff.to> <4581C047.8010208@cheapcomplexdevices.com> <20061215164439.GA27926@wolff.to> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061215164439.GA27926@wolff.to> User-Agent: Mutt/1.4.2.1i X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200612/450 X-Sequence-Number: 22506 On Fri, Dec 15, 2006 at 10:44:39 -0600, Bruno Wolff III 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.