From owner-freebsd-current@FreeBSD.ORG Fri Mar 25 12:33:03 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7C0811065678; Fri, 25 Mar 2011 12:33:03 +0000 (UTC) (envelope-from mavbsd@gmail.com) Received: from mail-fx0-f54.google.com (mail-fx0-f54.google.com [209.85.161.54]) by mx1.freebsd.org (Postfix) with ESMTP id 9F7F78FC1B; Fri, 25 Mar 2011 12:33:02 +0000 (UTC) Received: by fxm11 with SMTP id 11so1333799fxm.13 for ; Fri, 25 Mar 2011 05:33:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:sender:message-id:date:from:user-agent :mime-version:to:cc:subject:references:in-reply-to :x-enigmail-version:content-type:content-transfer-encoding; bh=KFgAfLVbm/j/OPStwDEnmuN8MEtcPrZtZSMoTuhuXTI=; b=LGZCFwb7qJ0N5At7embxi3j24j7q5BNCikmP5xYtLuhFSMHZQx+1tYJVYMm+a/TMni 6WUtqRdOD4rOpYK6kdX60NP2NeimR1MBdhuCafEYF4d8+n/BsLaaROy/lV43JQgYaY89 4GAGfV+/KAkZeqjzD4WC9aPzSoSRj7WuxeNxw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=sJY+loYURZ/9nG/xIV8QitS3jcK13QzATSR3ascSlVNXBXuEtX5di+PbxKMEbgVREn b3rs01Kin+ypi2nucT5v2HYERtpqrO8pAJMglv/DVobL2pzaGVNNesgVHhXBe6bza+hA 2k6KdPRN4B297cFa5YYE2C/s2mOcZkATaAAUc= Received: by 10.223.15.141 with SMTP id k13mr842436faa.30.1301056381749; Fri, 25 Mar 2011 05:33:01 -0700 (PDT) Received: from mavbook2.mavhome.dp.ua (pc.mavhome.dp.ua [212.86.226.226]) by mx.google.com with ESMTPS id l4sm395421fan.14.2011.03.25.05.32.57 (version=SSLv3 cipher=OTHER); Fri, 25 Mar 2011 05:32:58 -0700 (PDT) Sender: Alexander Motin Message-ID: <4D8C8B07.4@FreeBSD.org> Date: Fri, 25 Mar 2011 14:31:03 +0200 From: Alexander Motin User-Agent: Thunderbird 2.0.0.23 (X11/20091212) MIME-Version: 1.0 To: =?ISO-8859-2?Q?Edward_Tomasz_Napiera=B3a?= References: <4D8BBC29.6040500@FreeBSD.org> <8804AE8F-179C-4E4D-893C-7095493D3496@FreeBSD.org> In-Reply-To: <8804AE8F-179C-4E4D-893C-7095493D3496@FreeBSD.org> X-Enigmail-Version: 0.96.0 Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 8bit Cc: FreeBSD-Current Subject: Re: graid hit the tree X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Mar 2011 12:33:03 -0000 Edward Tomasz Napierała wrote: > Wiadomość napisana przez Alexander Motin w dniu 2011-03-24, o godz. 22:48: >> I've just committed the new GEOM-based software RAID driver (graid) into >> the HEAD [1]. Brave testers are welcome. :) > > Great work :-) Two questions: > > 1. Any plans to add support for gmirror/gstripe/gconcat metadata? Not a first priority for me. First I'd like to see there remaining BIOS metadata formats and RAID5 support. When graid will be finished and well tested, that can be done relatively easy (I'd say 1-2 days for each). Not sure it should fit into 9.0-RELEASE. > 2. Any timeframe for switching from the legacy ata(4) to the new infrastructure? I think we could do in one month: 1) graid needs at least some time to settle; 2) I need to reimplement SENSE data fetching in CAM for ATAPI/USB devices to user-level consumers via passX. That is needed to fix issues with some CD/DVD burning applications. Solution I have now is not ideal. 3) we should not delay it longer to let it settle before 9.0-RELEASE. If somebody knows other show stoppers or have ideas -- speak now. -- Alexander Motin