From owner-freebsd-stable@FreeBSD.ORG Sun Apr 17 21:11:42 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BA91D106564A for ; Sun, 17 Apr 2011 21:11:42 +0000 (UTC) (envelope-from laa@cemu.ru) Received: from m.cemu.ru (m.cemu.ru [194.186.216.68]) by mx1.freebsd.org (Postfix) with ESMTP id 70D288FC0A for ; Sun, 17 Apr 2011 21:11:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=laa.zp.ua; s=dkim; h=Sender:In-Reply-To:Content-Type:Mime-Version:References:Message-ID:Subject:To:From:Date; bh=tCL6yRfOdxAO4OWKjNXAd3E6Mr5hhYAAUxWdfG8yLdE=; b=D2or7gdWPA4mGFWW10ZzSIBcsmS1bkdMCO6iFzf+CKLuBJei3mNDGwHMVKcnl71pH54zNy8kXloOv2ynKG1LIHbeAjZv/sWMzmDuciCcCOcfd/xYGoxUG8Fh/xQh8EWMCi9mJ4tbUtlQ0n4kiTVzgOGgrudMCrEQYbS9DpBmlws=; Received: by m.cemu.ru with local (Exim) (envelope-from ) id 1QBZFt-0002FJ-MK for freebsd-stable@freebsd.org; Mon, 18 Apr 2011 01:11:41 +0400 Date: Mon, 18 Apr 2011 01:11:41 +0400 From: Lystopad Olexandr To: freebsd-stable@freebsd.org Message-ID: <20110417211141.GM96423@laa.zp.ua> References: <20110417123232.GA96423@laa.zp.ua> <20110417161440.GB96423@laa.zp.ua> <20110417184912.GA55678@icarus.home.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline In-Reply-To: <20110417184912.GA55678@icarus.home.lan> User-Agent: Mutt/1.4.2.3i Sender: laa Subject: Re: ZFS root on MB Intel S3420GP X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Apr 2011 21:11:42 -0000 Hello, Jeremy Chadwick! On Sun, Apr 17, 2011 at 11:49:12AM -0700 freebsd@jdc.parodius.com wrote about "Re: ZFS root on MB Intel S3420GP": > On Sun, Apr 17, 2011 at 08:14:40PM +0400, Lystopad Olexandr wrote: > > On Sun, Apr 17, 2011 at 04:54:34PM +0300 > > gkontos.mail@gmail.com wrote about "Re: ZFS root on MB Intel S3420GP": > > > There is a nice guide in the WIKI regarding how to install your system with > > > ZFS on root. > > > > > > http://wiki.freebsd.org/RootOnZFS/GPTZFSBoot/RAIDZ2 > > > > > > In any case don't configure the raid in your controller and let ZFS take > > > care of this. > > > > Thanks for answer! > > > > Is it possible to hot change disks with zfs raid on my motherboard? > > This has little to do with ZFS and more to do with SATA. You will need > a hot-swap backplane for this to be possible. Decent server chassis > usually provide this. We use Supermicro systems with hot-swap backplanes > and they work fantastic with FreeBSD + ahci.ko. Opps, forgot to add in my prev mail about hot swap: Apr 17 20:50:32 kernel: (ada1:ahcich1:0:0:0): lost device Apr 17 20:50:32 kernel: (ada1:ahcich1:0:0:0): Synchronize cache failed Apr 17 20:50:32 kernel: (ada1:ahcich1:0:0:0): removing device entry Apr 17 20:50:49 kernel: ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 Apr 17 20:50:49 kernel: ada1: ATA-8 SATA 2.x device Apr 17 20:50:49 kernel: ada1: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Apr 17 20:50:49 kernel: ada1: Command Queueing enabled Apr 17 20:50:49 kernel: ada1: 476940MB (976773168 512 byte sectors: 16H 63S/T 16383C) worked fine. Thanks you, guys! -- Lystopad Olexandr