From owner-freebsd-current@FreeBSD.ORG Thu May 14 14:50:57 2015 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 911B3114; Thu, 14 May 2015 14:50:57 +0000 (UTC) Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222]) by mx1.freebsd.org (Postfix) with ESMTP id 4AAC21438; Thu, 14 May 2015 14:50:57 +0000 (UTC) Received: from critter.freebsd.dk (unknown [192.168.48.2]) by phk.freebsd.dk (Postfix) with ESMTP id 358683BB88; Thu, 14 May 2015 14:50:55 +0000 (UTC) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.14.9/8.14.9) with ESMTP id t4EEoqAb048272; Thu, 14 May 2015 14:50:53 GMT (envelope-from phk@phk.freebsd.dk) To: Garrett Cooper cc: Ian Lepore , John-Mark Gurney , Adrian Chadd , Hans Petter Selasky , David Chisnall , Baptiste Daroussin , "current@freebsd.org" Subject: Re: Increase BUFSIZ to 8192 In-reply-to: <72720EA2-C251-40B9-9EC0-702C07D5EDF9@gmail.com> From: "Poul-Henning Kamp" References: <20150511230635.GA46991@ivaldir.etoilebsd.net> <20150512032307.GP37063@funkthat.com> <14994.1431412293@critter.freebsd.dk> <20150513080342.GE37063@funkthat.com> <55530CC3.1090204@selasky.org> <1431528249.1221.15.camel@freebsd.org> <20150513181347.GM37063@funkthat.com> <1431542835.1221.30.camel@freebsd.org> <77803.1431590500@critter.freebsd.dk> <72720EA2-C251-40B9-9EC0-702C07D5EDF9@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <48270.1431615052.1@critter.freebsd.dk> Content-Transfer-Encoding: quoted-printable Date: Thu, 14 May 2015 14:50:52 +0000 Message-ID: <48271.1431615052@critter.freebsd.dk> X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 May 2015 14:50:57 -0000 -------- In message <72720EA2-C251-40B9-9EC0-702C07D5EDF9@gmail.com>, Garrett Coope= r writes: >Until performance has been characterized on 32-bit vs = >64-bit architectures, blanket changing a value doesn't make sense. First time I saw benchmarks which showed improved performance from a larger BUFSIZe was around 1998... -- = Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe = Never attribute to malice what can adequately be explained by incompetence= .