Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iZIpf-0006su-1U for pgsql-hackers@arkaria.postgresql.org; Mon, 25 Nov 2019 18:11:31 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1iZIpd-0000OR-P7 for pgsql-hackers@arkaria.postgresql.org; Mon, 25 Nov 2019 18:11:29 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iZIpd-0000OH-7l for pgsql-hackers@lists.postgresql.org; Mon, 25 Nov 2019 18:11:29 +0000 Received: from mail-wm1-x344.google.com ([2a00:1450:4864:20::344]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1iZIpZ-0000yv-7U for pgsql-hackers@postgresql.org; Mon, 25 Nov 2019 18:11:28 +0000 Received: by mail-wm1-x344.google.com with SMTP id n5so335736wmc.0 for ; Mon, 25 Nov 2019 10:11:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=2ndquadrant-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=+0qNwQ17glFBWz49ZKOuzkFbHlw9IRIWe5vkkEPj9oU=; b=vGjwENEEGUFlTQt0+JjNQktyzB4WHQf9lTpXJRPrT6nlaR+sk/NK3j87vKGXacDLDW O+3ziFiyr0rGkwOw2N4TW3T2P3o/jGNFUIAnWI/4O4lWocekynSHlWJ8ptAYxXWysGLE yiaHYTUe2fc50AinGgOrdBKIsGCnSp1/NLUiKpONUBFavH6hyApETmfVelm0180khu22 ohzkRf3xl1hvwu+1o5aI636ypUHP/Ks1XWzChOzsOHaHMAok/rvrdqtsS3qkpCxfF//c 4woj7+GolT8WrIulaAcvm4QoJ+GZMVD8ijWVQm3uxn6dpVqwJzeoHtEO3pSDUalAOLUN ut/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=+0qNwQ17glFBWz49ZKOuzkFbHlw9IRIWe5vkkEPj9oU=; b=gMIPyKf1vYGtfZHuC6A43HqHwfHFxdak+gvVLrTW1chSd+V1/KQh64cGO/WQF22XXa Z3h7utNPn6CS2G2IJEecMfNUyIlJ4L7lkmK8wQkDtPmPgf2hAn8k7mtQ24dOWvzzqgCf db7ZbXQw0b4Qo/JjV6DT981c3D6tz0JZCiodD0nogR8WJ1zPcW7mn31ydAoRTeOQq+WE AhxZjaIvwt7yvfR4oTPeMn3pgiD8EyiEhlIvyfteAtiWkoo3PYIkwI4QLeB81qiQ3gvh 3xeRopeTnFikstKQ8a5/vkC2G70qI82HEX9oSA7E5cIbxg9t2OA4d8BlVmxF8pKANYQ6 3FYQ== X-Gm-Message-State: APjAAAU3QLcPfZxClwUS3UcQLVQXUM+ChSHjAjLViiSCfWczlIcL2MIW nN8ubE4OZBPBqNRB0ztfo5Sw4A== X-Google-Smtp-Source: APXvYqy90qp8lGxtk/dvMR+GwpRVGXDhbuE1BpWh0GCa4O7fNpDn1iXqqvis0tqjfy5oCz6lxsO63w== X-Received: by 2002:a7b:c1d0:: with SMTP id a16mr136668wmj.127.1574705483503; Mon, 25 Nov 2019 10:11:23 -0800 (PST) Received: from localhost (ip-86-49-253-92.net.upcbroadband.cz. [86.49.253.92]) by smtp.gmail.com with ESMTPSA id z7sm63436wma.46.2019.11.25.10.11.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Nov 2019 10:11:21 -0800 (PST) Date: Mon, 25 Nov 2019 19:11:19 +0100 From: Tomas Vondra To: Michael Paquier Cc: Melanie Plageman , Alvaro Herrera , Hubert Zhang , hackers , Thomas Munro Subject: Re: accounting for memory used for BufFile during hash joins Message-ID: <20191125181119.ieiu2ndh2kget4v3@development> References: <20190711154011.lmkp7jyd3e2zfcnx@development> <20190903163633.GA16230@alvherre.pgsql> <20190910134751.x64idfqj6qgt37om@development> <20191125083335.GQ99720@paquier.xyz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20191125083335.GQ99720@paquier.xyz> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On Mon, Nov 25, 2019 at 05:33:35PM +0900, Michael Paquier wrote: >On Tue, Sep 10, 2019 at 03:47:51PM +0200, Tomas Vondra wrote: >> My feeling is that we should get the BNLJ committed first, and then maybe >> use some of those additional strategies as fallbacks (depending on which >> issues are still unsolved by the BNLJ). > >The glacier is melting more. Tomas, what's your status here? The >patch has been waiting on author for two months now. If you are not >planning to work more on this one, then it should be marked as >returned with feedback? I'm not planning to do any any immediate work on this, so I agree with marking it as RWF. I think Melanie is working on the BNL patch, which seems like the right solution. regards -- Tomas Vondra http://www.2ndQuadrant.com PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services