From owner-freebsd-current@FreeBSD.ORG Sun Jul 12 19:03:05 2009 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 C55021065686 for ; Sun, 12 Jul 2009 19:03:05 +0000 (UTC) (envelope-from swhetzel@gmail.com) Received: from mail-vw0-f172.google.com (mail-vw0-f172.google.com [209.85.212.172]) by mx1.freebsd.org (Postfix) with ESMTP id 603C68FC18 for ; Sun, 12 Jul 2009 19:03:05 +0000 (UTC) (envelope-from swhetzel@gmail.com) Received: by vwj2 with SMTP id 2so1559769vwj.3 for ; Sun, 12 Jul 2009 12:03:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=rHUevsNN3DYyko7CumwKZMdW1utWZFNdqwjuYJ4cm1g=; b=N7GExdKzKTU/wOmMq/JW675+GWrdyjAnNApn1zAD5iOBMkV0E0UWtRQzlRUfEFiALQ M/J2RLBmu0BeqBCsOVxR73uZt34YVO2NjqkoHagrJHuxALsKmTTsFIGVfq10D1caEioe GkOTwLNpAY4+WfFqnFsTyIyjxtfdNq/LWXpwQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=hpMQZWcFh6QSHjuuRbMUqzPfnOHc3fy8WPOwZOk6B2D/TAjmjwYk9CILMEvEj/PN1Z D3WWErcwuKUFQT44tQEowGgE8FUH19V3eVCMWKzOb4M6sS3J2f3kUPAP16dJ9HFS1t5m +a1aE6j18we4Fyedng2GLmHgsQXJ+Bi9cQ5LQ= MIME-Version: 1.0 Received: by 10.220.100.1 with SMTP id w1mr6112563vcn.15.1247425384725; Sun, 12 Jul 2009 12:03:04 -0700 (PDT) In-Reply-To: <20090712175929.f38d4c26.nork@FreeBSD.org> References: <790a9fff0907101159w495b644dge4a4bd81de0bda9b@mail.gmail.com> <20090710211809.GA84773@crodrigues.org> <790a9fff0907101911y7143ed4bnbb050d78ebc21558@mail.gmail.com> <790a9fff0907110606t61da8ebbufa5575d12d949ca@mail.gmail.com> <790a9fff0907110747t7187fba6h7fdb82a40f57d489@mail.gmail.com> <20090712175929.f38d4c26.nork@FreeBSD.org> Date: Sun, 12 Jul 2009 14:03:04 -0500 Message-ID: <790a9fff0907121203w7e814493n97eaa8664531f37@mail.gmail.com> From: Scot Hetzel To: Norikatsu Shigemura Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current Subject: Re: [SOLVED]Re: How to create ZFS on Root using MBR slices? 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: Sun, 12 Jul 2009 19:03:06 -0000 On Sun, Jul 12, 2009 at 3:59 AM, Norikatsu Shigemura wrot= e: > Hi Scot. > > On Sat, 11 Jul 2009 09:47:21 -0500 > Scot Hetzel wrote: >> I created a page on the FreeBSD wiki with these instructions. >> http://wiki.freebsd.org/ZFSOnRootWithZFSboot > > =A0 =A0 =A0 =A0I have two requests. > > =A0 =A0 =A0 =A01. Use fstab instead of vfs.root.mountfrom. > =A0 =A0 =A0 =A0 =A0 loader with LOADER_ZFS_SUPPORT can read /etc/fstab, > =A0 =A0 =A0 =A0 =A0 so we should use fstab like UFS. > > - - - - - - - - - - > # Device =A0 =A0 =A0 =A0Mountpoint =A0 =A0 =A0FStype =A0Options Dump =A0 = =A0Pass# > zroot =A0 =A0 =A0 =A0 =A0 / =A0 =A0 =A0 =A0 =A0 =A0 =A0 zfs =A0 =A0 =A0 = =A0 =A0 =A0 rw,noatime =A0 =A0 =A00 =A0 =A0 =A0 0 > - - - - - - - - - - > I added a Alternate configuration section, and added an example /etc/fstab > =A0 =A0 =A0 =A02. all compression=3Don is not usable. > =A0 =A0 =A0 =A0 =A0 I had used all zfs with compression=3Don. =A0In thus = environment, > =A0 =A0 =A0 =A0 =A0 toooo latency, I got frustration. =A0We should use co= mpression=3Don > =A0 =A0 =A0 =A0 =A0 on some fs. > I added a warning about latency caused by enabling compression to step 7. Scot