From owner-freebsd-questions@FreeBSD.ORG Thu Jul 24 16:41:00 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 5BA7FDD7 for ; Thu, 24 Jul 2014 16:41:00 +0000 (UTC) Received: from mail-we0-x236.google.com (mail-we0-x236.google.com [IPv6:2a00:1450:400c:c03::236]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DE41D2369 for ; Thu, 24 Jul 2014 16:40:59 +0000 (UTC) Received: by mail-we0-f182.google.com with SMTP id k48so2995750wev.13 for ; Thu, 24 Jul 2014 09:40:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20120113; h=date:from:to:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; bh=M5+pRZ5/DHw2YwXPqiYzDSwwNxNE70PMSXlyX0ABfWA=; b=iFKXLi7thQbGdZejkDQ/vWIm/RilRA1dl4OOt1erSvv+kVjYREjtZOiPysBoilQSQh M2iz8A6u+jZevK41Jmk9GZMvHuFyC7iNdJI48Xt0P8CZgCozT0R4QEIX7pg4zk0eSDJA 4Ig7E6l0R423XyzMaBDAVX9Imo/lUimceicqGEBDX91uNzkiODrLfNxKrJqRAdsnMHQ8 CcooJjaIgOVzR9Le2lX7pFSHnwb4T5TQhtzSOPrTTViON8zrlhAgEuNGS3Q4Mq4IZxPZ k1pFFlMr4eoBauIkU7VtKKHgDgIAJtMl1GlF1gRByIv7HyNfIgdbkn1tF3zfotzfqUoK bYyQ== X-Received: by 10.180.21.141 with SMTP id v13mr27057500wie.48.1406220057608; Thu, 24 Jul 2014 09:40:57 -0700 (PDT) Received: from gumby.homeunix.com ([94.195.197.42]) by mx.google.com with ESMTPSA id di7sm17228588wjb.34.2014.07.24.09.40.55 for (version=SSLv3 cipher=RC4-SHA bits=128/128); Thu, 24 Jul 2014 09:40:56 -0700 (PDT) Date: Thu, 24 Jul 2014 17:40:54 +0100 From: RW To: freebsd-questions@freebsd.org Subject: Re: deciding UFS vs ZFS Message-ID: <20140724174054.197aa468@gumby.homeunix.com> In-Reply-To: <98DFE7A36ED2EBA26E6C710C@[192.168.1.50]> References: <20140713190308.GA9678@bewilderbeast.blackhelicopters.org> <20140714071443.42f615c5@X220.alogt.com> <53C326EE.1030405@my.hennepintech.edu> <20140714111221.5d4aaea9@X220.alogt.com> <20140715143821.23638db5@gumby.homeunix.com> <20140716143929.74209529@gumby.homeunix.com> <20140718180416.715cdc0b@gumby.homeunix.com> <20140722133305.228a1690@gumby.homeunix.com> <8699AF5D2BE8E9EBCFFEEE17@[192.168.1.50]> <20140722222722.70f13ec9@gumby.homeunix.com> <20140724002912.5eda1757@gumby.homeunix.com> <98DFE7A36ED2EBA26E6C710C@[192.168.1.50]> X-Mailer: Claws Mail 3.10.1 (GTK+ 2.24.22; amd64-portbld-freebsd10.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 Jul 2014 16:41:00 -0000 On Wed, 23 Jul 2014 20:40:09 -0400 Daniel Staal wrote: > --As of July 24, 2014 12:29:12 AM +0100, RW is alleged to have said: > > > Which is why I've found it odd that people have bothered to comment > > on my original statement that I'm not going to do that because it > > would be a bad idea. > > > > > > My original question started: > > > > " On a desktop, without raid, I would expect ZFS to make things a > > lot worse in the case of a disk failure because it would spread the > > damage around all the directories. > > > > For that reason I'm putting my desktop user data on > > ufs/gjournal, but I was wondering about putting the OS on > > ZFS. ... " > > --As for the rest, it is mine. > > Which people (including me) immediately assumed meant 'desktop with > one disk' In it's original context it was in reply to: "But moving to a second disk only makes ZFS not just attractive but basically a must." > (because there's no good reason to *not* use RAID or > mirroring with ZFS if you have more than one disk), There's no good reason if you have a small amount of data or don't care about the cost. I have 7 TB so with either raid or mirroring I'd looking at 5X3TB of extra drives.