From owner-freebsd-questions@FreeBSD.ORG Wed Oct 23 17:53:11 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id AA5CF12E; Wed, 23 Oct 2013 17:53:11 +0000 (UTC) (envelope-from aurfalien@gmail.com) Received: from mail-pd0-x22b.google.com (mail-pd0-x22b.google.com [IPv6:2607:f8b0:400e:c02::22b]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 7987C212E; Wed, 23 Oct 2013 17:53:11 +0000 (UTC) Received: by mail-pd0-f171.google.com with SMTP id z10so1518316pdj.16 for ; Wed, 23 Oct 2013 10:53:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=dwDj2FsetF4dzOv7NYTUj+NYKUcuUGpAajTJJp1Pgms=; b=HvShDjngi2nPY7OloJrXMlaa55srGpUfbDLO4QHfr58baXuN4K2QgAo5Gw9afetpf5 ZLx5Hvjq6/76tl76HVRg/rOrqbaoeH6TMUr2/Qx1r8wjOQwPw2ZeEthYC6PP59elQOZV 7rteswJiWR+yYEFpq8tdFUlwLyCd1/feGYx9CVYZWd+Wyg8itS6Y+hk2NhAmILajIUg6 OZ4Kr7+xum5tFNn4EPpuMJZApp8uTBLXzeiG/FiXnkVE94SEg2xS1oFbE/76YtzKWlTy UOckgzZ6nXKGxmnPMZN7QHdMfKRNeGgOGwvPNJICB2LLrY5z6y+WxHHCPNmCYTv1IUhZ ubMw== X-Received: by 10.68.232.132 with SMTP id to4mr2804807pbc.141.1382550791079; Wed, 23 Oct 2013 10:53:11 -0700 (PDT) Received: from briankrusicw.logan.tv ([64.17.255.138]) by mx.google.com with ESMTPSA id fe5sm5933970pbc.32.2013.10.23.10.53.09 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 23 Oct 2013 10:53:10 -0700 (PDT) Subject: Re: FreeBSD, Centos and ZFS - SOLVED Mime-Version: 1.0 (Apple Message framework v1085) Content-Type: text/plain; charset=us-ascii From: aurfalien In-Reply-To: Date: Wed, 23 Oct 2013 10:53:08 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <583CD1A7-A2F8-410E-B0C0-0C562833E024@gmail.com> References: <1381600575.18393.33219025.5D7B78D0@webmail.messagingengine.com> <8CA809B3-1692-4760-A63F-9D7451EB49BD@gmail.com> <525D143B.50202@gmail.com> <1382285088.2462.36238881.1AA6BB17@webmail.messagingengine.com> <25C055B9-4A19-46C8-B78E-AC8BD6E00CD9@gmail.com> To: Warren Block X-Mailer: Apple Mail (2.1085) Cc: freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Oct 2013 17:53:11 -0000 On Oct 22, 2013, at 6:59 PM, Warren Block wrote: > On Tue, 22 Oct 2013, aurfalien wrote: >=20 >>=20 >> On Oct 20, 2013, at 9:04 AM, Mark Felder wrote: >>=20 >>> On Sat, Oct 19, 2013, at 14:31, aurfalien wrote: >>>>=20 >>>> ZoL comes with a little interesting feature; arc2 compression, = which does >>>> seem to enhance performance all around. I disabled this in CentOS = to >>>> level the playing field. >>>>=20 >>>=20 >>> FreeBSD 10 also has L2ARC compression >>>=20 >>> http://svnweb.freebsd.org/base?view=3Drevision&revision=3D251478 >>=20 >> OMG, what a relief... the ~30% diff in performance was due to a BIOS = setting, in particular this one; >>=20 >> Intel Turbo Boost Technology >> Enhanced Intel SpeedStep Tech >>=20 >> I disabled both. >=20 > Enable them both and also enable powerd on FreeBSD in /etc/rc.conf so = it can take advantage of the first. >=20 >> In fact, FreeBSD is showing a tad better now then CentOS. I have = files if any one is interested in viewing. >=20 > With Turbo mode on, it may go even faster. Yep, confirmed, got about ~1000 IOPS more by doing this (via fio). So on to the other pots regarding tuning powerd. - aurf