From owner-freebsd-fs@FreeBSD.ORG Sat Jul 6 05:28:29 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id D4046C83 for ; Sat, 6 Jul 2013 05:28:29 +0000 (UTC) (envelope-from daniel@digsys.bg) Received: from smtp-sofia.digsys.bg (smtp-sofia.digsys.bg [193.68.21.123]) by mx1.freebsd.org (Postfix) with ESMTP id 53D3B1912 for ; Sat, 6 Jul 2013 05:28:28 +0000 (UTC) Received: from [10.183.196.154] ([213.226.63.185]) (authenticated bits=0) by smtp-sofia.digsys.bg (8.14.6/8.14.6) with ESMTP id r665SQa9073116 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Sat, 6 Jul 2013 08:28:27 +0300 (EEST) (envelope-from daniel@digsys.bg) References: <51D42107.1050107@digsys.bg> <2EF46A8C-6908-4160-BF99-EC610B3EA771@alumni.chalmers.se> <51D437E2.4060101@digsys.bg> <20130704000405.GA75529@icarus.home.lan> <20130704171637.GA94539@icarus.home.lan> <2A261BEA-4452-4F6A-8EFB-90A54D79CBB9@alumni.chalmers.se> <20130704191203.GA95642@icarus.home.lan> <43015E9015084CA6BAC6978F39D22E8B@multiplay.co.uk> <3CFB4564D8EB4A6A9BCE2AFCC5B6E400@multiplay.co.uk> <51D6A206.2020303@digsys.bg> Mime-Version: 1.0 (1.0) In-Reply-To: Message-Id: X-Mailer: iPhone Mail (10B329) From: Daniel Kalchev Subject: Re: Slow resilvering with mirrored ZIL Date: Sat, 6 Jul 2013 08:28:25 +0300 To: Freddie Cash Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: FreeBSD Filesystems X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 06 Jul 2013 05:28:29 -0000 > Thinking about this, it would be nice to have a property that can be set v= ia -o to "zpool add" and "zpool create", as well as a pool property for mini= mum ashift. Obviously, you'd have to set the minimum when the pool is create= d. >=20 Is there performance etc benefit from having all vdevs with the same ashift?=