Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jrBlB-0002A1-RL for pgsql-hackers@arkaria.postgresql.org; Fri, 03 Jul 2020 02:49:05 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jrBlA-0004wp-Oe for pgsql-hackers@arkaria.postgresql.org; Fri, 03 Jul 2020 02:49:04 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jrBlA-0004wi-I2 for pgsql-hackers@lists.postgresql.org; Fri, 03 Jul 2020 02:49:04 +0000 Received: from oss.nttdata.com ([49.212.34.109]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jrBl8-0000q6-Ce for pgsql-hackers@postgresql.org; Fri, 03 Jul 2020 02:49:04 +0000 Received: from hnk.local (p2604028-ipngn12401funabasi.chiba.ocn.ne.jp [180.1.110.28]) by oss.nttdata.com (Postfix) with ESMTPSA id 3C2BB60553; Fri, 3 Jul 2020 11:48:59 +0900 (JST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.102.3 at oss.nttdata.com Subject: Re: track_planning causing performance regression To: Peter Geoghegan Cc: Julien Rouhaud , "Tharakan, Robins" , "pgsql-hackers@postgresql.org" References: <2895b53b033c47ccb22972b589050dd9@EX13D05UWC001.ant.amazon.com> <42a13b4c-e60c-c6e7-3475-8eff8050bed4@oss.nttdata.com> From: Fujii Masao Message-ID: <9f95766f-52d1-c0ec-cf31-b091028bafb5@oss.nttdata.com> Date: Fri, 3 Jul 2020 11:48:58 +0900 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On 2020/07/03 11:43, Peter Geoghegan wrote: > On Thu, Jul 2, 2020 at 7:39 PM Fujii Masao wrote: >> So I pushed the patch and changed default of track_planning to off. > > I have closed out the open item I created for this. Thanks!! I added the patch that replaces spinlock with lwlock in pgss, into CF-2020-09. Regards, -- Fujii Masao Advanced Computing Technology Center Research and Development Headquarters NTT DATA CORPORATION