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 1jhKi9-0006ri-Qf for pgsql-hackers@arkaria.postgresql.org; Fri, 05 Jun 2020 22:21:13 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jhKi6-0002lq-91 for pgsql-hackers@arkaria.postgresql.org; Fri, 05 Jun 2020 22:21:10 +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 1jhKi5-0002li-UD for pgsql-hackers@lists.postgresql.org; Fri, 05 Jun 2020 22:21:10 +0000 Received: from mail-ej1-x635.google.com ([2a00:1450:4864:20::635]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jhKhy-0007Hj-Iw for pgsql-hackers@postgresql.org; Fri, 05 Jun 2020 22:21:09 +0000 Received: by mail-ej1-x635.google.com with SMTP id e2so11712384eje.13 for ; Fri, 05 Jun 2020 15:21:02 -0700 (PDT) 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=4a8cvfQujmWSTSRYyIi29jF8+wo6H4eP1zxyRIFyijQ=; b=vNBYwBPlqEkQhwPGCNTGBwYeTp+yd1s5kkF6hQOy1InjIRK7dTpma/93C1IYV64Lr0 zOBl8BzO2GT3EMGI64Xc35opn10GEaHGllooE0H9OOgAhIxaG+8ybidKffK+Y0j7UMAe q3ZP7wXoCBkwwB+RraClENc0tFDis9GBUEHhrb2Gctu5IYhhnnHsO8pHgw1WMogGfhiK 4bObVXZd2Dd8F+UsYBwbnjgwq7NY+JqByaMXZ26972s8s1WdpYBoTymOMinQguKzT8Hb 9QdHGRM3DB7KBvdxy0LiDI8XDI9j4JFx7h6oicuGTJWBdiya1McbnfVeXW7k7w+1qq/4 TBJA== 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=4a8cvfQujmWSTSRYyIi29jF8+wo6H4eP1zxyRIFyijQ=; b=ecmC//DIsJIUxoRE4vjRlp+Wq5CFjyKgwOCbQdFOYdDghmxgg77C1EBvi1l2PhBKV+ wnKtr68Lys8CmAkDPJJZlXVLzikf9TiI4jmnhJ0b/uHBDkgw2/UN4mJpIU3D0hQsHB9i SF+08zA+8j/YTYmKDLGgATTnpVb/RZkQYtmSrW7XsTGPvmwG0vKU8fGi2CtBTH7gH0aV x0zVR8MKXCBWZOAS8SmVg/mMDmP22tFh+8oAawfakuKabcdydO8AB3NF2qBEyqN8yp3V iMdSfYTDMHO72PbkJ9UVg5PFCX5O59lmS308f1TIoDdOrGcXKITd6Q3xzUiqXuEBW+mY f1Ow== X-Gm-Message-State: AOAM531L4Yz0N/9flJen9cf1Ox517MlfpYx6yLILHhTrJAKdtmhBhgB7 sCHxz7Sk4spADu5HLgqmLo0aLw== X-Google-Smtp-Source: ABdhPJwpi+OlG1WUOYmOo/4CBUplFRNFykG0d+8FOIWy1J+8FnlMpCZlvJmAS7WLRsYVthBEBZC43w== X-Received: by 2002:a17:906:3456:: with SMTP id d22mr10642049ejb.358.1591395659810; Fri, 05 Jun 2020 15:20:59 -0700 (PDT) Received: from localhost (ip-86-49-253-141.net.upcbroadband.cz. [86.49.253.141]) by smtp.gmail.com with ESMTPSA id a62sm5863606edf.38.2020.06.05.15.20.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Jun 2020 15:20:59 -0700 (PDT) Date: Sat, 6 Jun 2020 00:20:57 +0200 From: Tomas Vondra To: Alvaro Herrera Cc: Jeff Davis , Melanie Plageman , Thomas Munro , pgsql-hackers , Heikki Linnakangas Subject: Re: Trouble with hashagg spill I/O pattern and costing Message-ID: <20200605222057.iesb3mgxtseo6jqd@development> References: <20200529130454.el6qyuukj3ofs4eu@development> <20200605211943.GA5265@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20200605211943.GA5265@alvherre.pgsql> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On Fri, Jun 05, 2020 at 05:19:43PM -0400, Alvaro Herrera wrote: >Hello > >Is this patch the only thing missing before this open item can be >considered closed? > I've already pushed this as 4cad2534da6d17067d98cf04be2dfc1bda8f2cd0, sorry for not mentioning it in this thread explicitly. regards -- Tomas Vondra http://www.2ndQuadrant.com PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services