Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1W8370-0002F2-RK for pgsql-hackers@arkaria.postgresql.org; Tue, 28 Jan 2014 07:29:35 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1W8370-0005GA-83 for pgsql-hackers@arkaria.postgresql.org; Tue, 28 Jan 2014 07:29:34 +0000 Received: from makus.postgresql.org ([2001:4800:7903:4::125]) by malur.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1W836y-0005G0-AL for pgsql-hackers@postgresql.org; Tue, 28 Jan 2014 07:29:32 +0000 Received: from smtp-outbound-2.vmware.com ([208.91.2.13]) by makus.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1W836v-0005hP-Ny for pgsql-hackers@postgresql.org; Tue, 28 Jan 2014 07:29:31 +0000 Received: from sc9-mailhost2.vmware.com (sc9-mailhost2.vmware.com [10.113.161.72]) by smtp-outbound-2.vmware.com (Postfix) with ESMTP id ABF83280B9; Mon, 27 Jan 2014 23:29:28 -0800 (PST) Received: from zcs-prod-ext-mta-2.vmware.com (zcs-prod-ext-mta-2.vmware.com [10.113.62.224]) by sc9-mailhost2.vmware.com (Postfix) with ESMTP id A6DCFB03FD; Mon, 27 Jan 2014 23:29:28 -0800 (PST) Received: from zcs-prod-ext-mta-2.vmware.com (localhost.localdomain [127.0.0.1]) by zcs-prod-ext-mta-2.vmware.com (Postfix) with ESMTP id 32E85C005E; Mon, 27 Jan 2014 23:30:08 -0800 (PST) Received: from [192.168.1.90] (zimbra-prod-ext-proxy-vip.vmware.com [10.113.63.87]) by zcs-prod-ext-mta-2.vmware.com (Postfix) with ESMTPSA; Mon, 27 Jan 2014 23:30:06 -0800 (PST) Message-ID: <52E75C54.9050209@vmware.com> Date: Tue, 28 Jan 2014 09:29:24 +0200 From: Heikki Linnakangas Organization: VMware User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20131103 Icedove/17.0.10 MIME-Version: 1.0 To: Tomas Vondra CC: pgsql-hackers@postgresql.org Subject: Re: GIN improvements part2: fast scan References: <51C4ACC5.2090707@vmware.com> <51D00FB6.9030008@vmware.com> <528533D9.3040501@vmware.com> <52E141BA.5000302@vmware.com> <52E4141E.60609@fuzzy.cz> <52E42AD0.5060600@vmware.com> <52E4AA3A.9000607@fuzzy.cz> <52E53458.2010106@vmware.com> <52E72A10.5040908@fuzzy.cz> In-Reply-To: <52E72A10.5040908@fuzzy.cz> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Pg-Spam-Score: -7.4 (-------) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-hackers Precedence: bulk Sender: pgsql-hackers-owner@postgresql.org On 01/28/2014 05:54 AM, Tomas Vondra wrote: > Then I ran those scripts on: > > * 9.3 > * 9.4 with Heikki's patches (9.4-heikki) > * 9.4 with Heikki's and first patch (9.4-alex-1) > * 9.4 with Heikki's and both patches (9.4-alex-2) It would be good to also test with unpatched 9.4 (ie. git master). The packed posting lists patch might account for a large part of the differences between 9.3 and the patched 9.4 versions. - Heikki -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers