From owner-freebsd-questions@freebsd.org Sat Sep 12 14:30:37 2015 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A5151A0216E for ; Sat, 12 Sep 2015 14:30:37 +0000 (UTC) (envelope-from allan@physics.umn.edu) Received: from mail.physics.umn.edu (smtp.spa.umn.edu [128.101.220.4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 81C2D17F5 for ; Sat, 12 Sep 2015 14:30:36 +0000 (UTC) (envelope-from allan@physics.umn.edu) Received: from c-66-41-25-68.hsd1.mn.comcast.net ([66.41.25.68] helo=[192.168.0.107]) by mail.physics.umn.edu with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.77 (FreeBSD)) (envelope-from ) id 1Zalp4-0006eO-UY for freebsd-questions@freebsd.org; Sat, 12 Sep 2015 09:30:35 -0500 Subject: Re: followup storage question To: freebsd-questions@freebsd.org References: <55F2D086.6060509@hiwaay.net> <55F2ED46.6060708@hiwaay.net> <55F39810.2010503@sneakertech.com> From: Graham Allan Message-ID: <55F4370E.4040908@physics.umn.edu> Date: Sat, 12 Sep 2015 09:30:38 -0500 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <55F39810.2010503@sneakertech.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Sep 2015 14:30:37 -0000 On 9/11/2015 10:12 PM, Quartz wrote: >> The gnop trick is to force the *size* of ZFS blocks to be 4K. > > Jumping in here quick- the 'gnop trick' is only necessary for 9.x, > right? 10.x can just use ashift? The ashift method also works for 9.3 for sure (I never used 9.2 so can't say).