From owner-freebsd-performance@FreeBSD.ORG Wed Sep 30 05:33:37 2009 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A6FFC106566B; Wed, 30 Sep 2009 05:33:37 +0000 (UTC) (envelope-from kip.macy@gmail.com) Received: from mail-yw0-f191.google.com (mail-yw0-f191.google.com [209.85.211.191]) by mx1.freebsd.org (Postfix) with ESMTP id 43F958FC0A; Wed, 30 Sep 2009 05:33:36 +0000 (UTC) Received: by ywh29 with SMTP id 29so10178545ywh.7 for ; Tue, 29 Sep 2009 22:33:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:subject:mime-version :content-type:from:in-reply-to:date:cc:content-transfer-encoding :message-id:references:to:x-mailer; bh=FvFboe8QCvRbYiukYHeerY2LqCzwQUOcA4olp+Izleg=; b=FX2rS0l/QxswqoCovpophaQe3rKhntV/bb5rmclSFkLn68lcM3tOoSfZQcUqnXxJYT MFReuDgx0rpKIKyLAX786pS0MZWXAV80Dn8aOa2upX/k0Xv7PlCxpBb0/enqcMkRQ3pO u3/ezv96nYBi249P7Yl/HQtSg9uM32YhHTSQ4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=PDRQaMurGB2WfZh1aKFBBFDFiy0xWGGRjdEUflp/LoX4aHPGWdoqiPG3ZAgASCUV6p TZ9syZHLLXpSonfXCCXpkApokCQrWggRIm4W0S41WW+A5jKCs3PxfSeKMcByuOnCyKZA XY8Cba+/1IiYEGx/6jbrkonLdsvdBijHDIk1Q= Received: by 10.101.107.2 with SMTP id j2mr5781015anm.135.1254287568406; Tue, 29 Sep 2009 22:12:48 -0700 (PDT) Received: from ?192.168.1.113? ([76.102.48.254]) by mx.google.com with ESMTPS id d22sm2706414and.6.2009.09.29.22.12.46 (version=TLSv1/SSLv3 cipher=RC4-MD5); Tue, 29 Sep 2009 22:12:47 -0700 (PDT) Mime-Version: 1.0 (Apple Message framework v1076) Content-Type: text/plain; charset=us-ascii; format=flowed; delsp=yes From: Kip Macy In-Reply-To: <4AC2968C.6020206@mail.zedat.fu-berlin.de> Date: Tue, 29 Sep 2009 22:12:44 -0700 Content-Transfer-Encoding: 7bit Message-Id: References: <689d500ec8c95542a53440b8a23ae773@mail.liquidphlux.com> <458792029.144491254249841202.JavaMail.root@shee.earlham.edu> <3bbf2fe10909291209h3c2b1c57se68e6030c2a5a044@mail.gmail.com> <4AC2968C.6020206@mail.zedat.fu-berlin.de> To: O. Hartmann X-Mailer: Apple Mail (2.1076) Cc: Attilio Rao , freebsd-performance@freebsd.org, Randy Schultz Subject: Re: FreeBSD vs Ubuntu - Discuss... X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Sep 2009 05:33:37 -0000 On Sep 29, 2009, at 4:21 PM, O. Hartmann wrote: > Well, since FreeBSD 8.0 started, I realized on several boxes (doens't > matter whether SMP or UP, 2 GB or 8 GB or 16 GB) massive performance > issues when compiling, even on a 8-core box. This is not 'measured' in > hard numbers, it is the 'feeling' since we swapped to 8.0, but still > crunching (oh, we need a lot of I/O performance in those number > crunching environments) and even simple desktop, Linux, mostly Ubuntu > and RedHat, outperforms FreeBSD. We certainly do periodically have performance issues, but it isn't realistic to expect us to tune for how it "feels" to you. Performance on concrete workloads would contribute a great deal more to the discussion. -Kip