Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d84uf-0005CP-Ni for pgsql-performance@arkaria.postgresql.org; Tue, 09 May 2017 13:10:49 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84_2) (envelope-from ) id 1d84uf-0004SD-5Y for pgsql-performance@arkaria.postgresql.org; Tue, 09 May 2017 13:10:49 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1d84su-00017r-Cn for pgsql-performance@postgresql.org; Tue, 09 May 2017 13:09:00 +0000 Received: from smtp02.smtpout.orange.fr ([80.12.242.124] helo=smtp.smtpout.orange.fr) by makus.postgresql.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.84_2) (envelope-from ) id 1d84sq-0004UH-8a for pgsql-performance@postgresql.org; Tue, 09 May 2017 13:08:59 +0000 Received: from X201.home ([193.251.178.45]) by mwinf5d49 with ME id JD8s1v00p0z9ZVd03D8s8h; Tue, 09 May 2017 15:08:53 +0200 X-ME-Helo: X201.home X-ME-Auth: dnYubGlzdHNAd2FuYWRvby5mcg== X-ME-Date: Tue, 09 May 2017 15:08:53 +0200 X-ME-IP: 193.251.178.45 Date: Tue, 9 May 2017 15:08:52 +0200 From: Vincent Veyron To: Scott Marlowe Cc: "pgsql-performance@postgresql.org" Subject: Re: Speed differences between two servers Message-Id: <20170509150852.c1921a65fd71ed4e4d364a30@wanadoo.fr> In-Reply-To: References: <20170508194922.b049d1b73c8b681e982cadd9@wanadoo.fr> <20170509002441.994488df4bd1a216ec15f8e3@wanadoo.fr> X-Mailer: Sylpheed 3.5.0beta1 (GTK+ 2.24.25; i586-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Pg-Spam-Score: -4.7 (----) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org Well, the response to the ticket was quite fast : https://status.online.net/index.php?do=3Ddetails&task_id=3D720 Here's the stated cause : >Our tests have confirmed an issue caused by the fans of the power supplies= installed in several chassis. >The fans create vibrations amplifying errors on the discs. Now on to decide whether I'm waiting for the fix or re-building a new box... Thanks a bunch for your help. --=20 Bien =E0 vous, Vincent Veyron=20 https://libremen.com Logiciels de gestion, libres --=20 Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance