From owner-freebsd-threads@FreeBSD.ORG Mon May 24 00:07:41 2004 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 154FC16A4CE for ; Mon, 24 May 2004 00:07:41 -0700 (PDT) Received: from rms04.rommon.net (rms04.rommon.net [212.54.2.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id EB54143D41 for ; Mon, 24 May 2004 00:07:39 -0700 (PDT) (envelope-from pete@he.iki.fi) Received: from he.iki.fi (i2-138.rommon.fi [195.163.185.138]) by rms04.rommon.net (8.12.10/8.12.9) with ESMTP id i4O77V3v031768; Mon, 24 May 2004 10:07:31 +0300 (EEST) (envelope-from pete@he.iki.fi) Message-ID: <40B19F2E.8010804@he.iki.fi> Date: Mon, 24 May 2004 10:07:26 +0300 From: Petri Helenius User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Thomas Hurst References: <5.2.0.9.2.20040521154458.01627688@127.0.0.1> <5.2.0.9.2.20040521154458.01627688@127.0.0.1> <5.2.0.9.2.20040522052606.0156fd70@mail.ojoink.com> <5.2.0.9.2.20040522100318.01598f50@mail.ojoink.com> <5.2.0.9.2.20040522135338.0158cc50@mail.ojoink.com> <5.2.0.9.2.20040523090659.01628af8@mail.ojoink.com> <5.2.0.9.2.20040523102747.015557e8@mail.ojoink.com> <5.2.0.9.2.20040523104834.01465598@mail.ojoink.com> <5.2.0.9.2.20040523114544.014d8150@mail.ojoink.com> <40B13BB3.3030807@freebsd.org> <20040524003505.GB2713@voi.aagh.net> In-Reply-To: <20040524003505.GB2713@voi.aagh.net> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit cc: freebsd-threads@freebsd.org Subject: Re: Why is MySQL nearly twice as fast on Linux? X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 May 2004 07:07:41 -0000 Thomas Hurst wrote: > >Only if you're only using one table. While this is true in this >benchmark, it isn't really relevent because we're only testing selects, >which are pure reads. There should be no table locking getting in the >way; Linux's performance would seem to confirm this. > > > I changed the test to use InnoDB table type and saw 50% performance improvement. Pete