Received: from maia.hub.org (maia-3.hub.org [200.46.204.243]) by mail.postgresql.org (Postfix) with ESMTP id 3E6EDB5DBE4 for ; Mon, 3 Oct 2011 02:56:10 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.243]) (amavisd-maia, port 10024) with ESMTP id 56604-02 for ; Mon, 3 Oct 2011 05:56:03 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0-rc2 Received: from asmtpout026.mac.com (asmtpout026.mac.com [17.148.16.101]) by mail.postgresql.org (Postfix) with ESMTP id C4121B5DBE1 for ; Mon, 3 Oct 2011 02:56:03 -0300 (ADT) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; CHARSET=US-ASCII Received: from [192.168.1.69] (99-40-6-237.lightspeed.sntcca.sbcglobal.net [99.40.6.237]) by asmtp026.mac.com (Oracle Communications Messaging Server 7u4-23.01(7.0.4.23.0) 64bit (built Aug 10 2011)) with ESMTPSA id <0LSH001Y0750RL60@asmtp026.mac.com> for pgsql-performance@postgresql.org; Sun, 02 Oct 2011 22:55:49 -0700 (PDT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.4.6813,1.0.211,0.0.0000 definitions=2011-10-03_01:2011-10-03, 2011-10-03, 1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 suspectscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=6.0.2-1012030000 definitions=main-1110020392 Subject: Re: Suggestions for Intel 710 SSD test From: Gregory Gerard In-reply-to: <4E8946F4.3080505@boreham.org> Date: Sun, 02 Oct 2011 22:55:47 -0700 Cc: pgsql-performance@postgresql.org Message-id: References: <4E87CEDF.3000504@boreham.org> <4E893B9F.1070300@2ndQuadrant.com> <4E893EE7.9080509@boreham.org> <4E8946F4.3080505@boreham.org> To: David Boreham X-Mailer: Apple Mail (2.1244.3) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-2.403 tagged_above=-10 required=5 tests=BAYES_00=-1.9, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RP_MATCHES_RCVD=-0.504 X-Spam-Level: X-Archive-Number: 201110/14 X-Sequence-Number: 45236 Which repo did you get them from? On Oct 2, 2011, at 10:24 PM, David Boreham wrote: > On 10/2/2011 10:49 PM, David Boreham wrote: >> >> There are some OS differences between the old and new servers : old is running CentOS 5.7 while the new is running 6.0. >> Old server has atime enabled while new has relatime mount option specified. Both are running PG 9.1.1 from the yum repo. >> >> > Also the old server is using ext3 while the new has ext4 (with discard/trim enabled). > > > > > -- > Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-performance