Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eWyil-0005pD-BT for pgsql-committers@arkaria.postgresql.org; Thu, 04 Jan 2018 06:09:43 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eWyik-0001sG-Ty for pgsql-committers@arkaria.postgresql.org; Thu, 04 Jan 2018 06:09:42 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1eWyik-0001s6-PF for pgsql-committers@lists.postgresql.org; Thu, 04 Jan 2018 06:09:42 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1eWyig-0002rP-Ix for pgsql-committers@postgresql.org; Thu, 04 Jan 2018 06:09:42 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id w0469XpM016321; Thu, 4 Jan 2018 01:09:33 -0500 From: Tom Lane To: Thomas Munro cc: Andres Freund , pgsql-committers Subject: Re: pgsql: Add parallel-aware hash joins. In-reply-to: References: <20171221092940.gbxcszbzsr5khsfr@alap3.anarazel.de> <20171221095550.d3e7xhoakcowhu5b@alap3.anarazel.de> <20171222082203.fl6rpzlqnm4h7h6h@alap3.anarazel.de> <30219.1514428346@sss.pgh.pa.us> <30655.1514673257@sss.pgh.pa.us> <4001.1514678419@sss.pgh.pa.us> <18190.1514943510@sss.pgh.pa.us> <18804.1515002619@sss.pgh.! pa.us> <5187.1515028624@sss.pgh.pa.us> Comments: In-reply-to Thomas Munro message dated "Thu, 04 Jan 2018 14:26:28 +1300" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <16319.1515046173.1@sss.pgh.pa.us> Date: Thu, 04 Jan 2018 01:09:33 -0500 Message-ID: <16320.1515046173@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Thomas Munro writes: > I spent a lot of time trying and failing to get the world's slowest 32 > bit powerpc emulation to reproduce this. Bleugh. Before we rip that > test out, would you mind checking if this passes repeatedly on gaur or > pademelon? I ran a couple dozen test cycles on gaur without a failure. That's not enough to really prove anything, but it's more successes than I was getting before. I pushed the patch so we can see what the rest of the buildfarm thinks. regards, tom lane