From owner-freebsd-questions@FreeBSD.ORG Mon Dec 1 19:24:50 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9C38A1065670 for ; Mon, 1 Dec 2008 19:24:50 +0000 (UTC) (envelope-from valentin.bud@gmail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.173]) by mx1.freebsd.org (Postfix) with ESMTP id 272318FC12 for ; Mon, 1 Dec 2008 19:24:49 +0000 (UTC) (envelope-from valentin.bud@gmail.com) Received: by ug-out-1314.google.com with SMTP id 30so2670214ugs.39 for ; Mon, 01 Dec 2008 11:24:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=a+tJtBxU9ot+K19kSnb8P3Lhgq6cEln604PmqvKBvl4=; b=wRiQ3On5fHoMYzNbxaIrJaXNx4wB6RUn1BqBsuJkFDCGm7ulqOoLC/VxV30VkYtieW ArDwbueA/Za4tBuxA0J4UmAWMZtDuclo7oX7nHrBItWCOXQaUYMhcPJcDoX+qevLV+Qh N3CjIBg4hwQpujG+9tDAGB73qWs338pfXYzf4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=StaxQapLf6Mzt81Tq66sVE/4Ov/fwCWCHmQ+W0k+gQBuqxF6UQbFyFzymGnjXWj0yd zsS8e43JlqIUa5qeOY0coTF95m+PSdPE2Bb0cmWoVGqhZee4jROYNyBYFk0gxvkxDSWc YqvvKeFIcutEDGcFQGIMeIQuPD/2GgxpQFqsI= Received: by 10.210.67.4 with SMTP id p4mr265514eba.183.1228159488785; Mon, 01 Dec 2008 11:24:48 -0800 (PST) Received: by 10.210.117.7 with HTTP; Mon, 1 Dec 2008 11:24:48 -0800 (PST) Message-ID: <139b44430812011124j135c1889x71008fd39094c347@mail.gmail.com> Date: Mon, 1 Dec 2008 21:24:48 +0200 From: "Valentin Bud" To: "Kirk Strauser" In-Reply-To: <200812010959.15647.kirk@strauser.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200812010959.15647.kirk@strauser.com> Cc: freebsd-questions@freebsd.org Subject: Re: Disenchanted with ZFS; alternatives? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 01 Dec 2008 19:24:50 -0000 On Mon, Dec 1, 2008 at 5:59 PM, Kirk Strauser wrote: > I have ZFS on my 7.1-PRERELEASE system, and while it does some spiffy things, > in general I'm a bit underwhelmed. > > PROS: > > Adding new filesystems on a whim is really nice. yes it is. > > It has a lot of really cool other features that I will probably never need. then you don't need ZFS. usually you choose a technology because you need it. if you don't need it then you don't use it. pure simple. > > CONS: > > I have nearly 3GB of wired RAM, but it doesn't seem to be all that fast. > For example, starting an Amanda backup on a UFS2 filesystem would get through > the "estimate" phase almost instantly on a system that had been up for several > days because of cached filesystem data. On ZFS, it still limps along even if I > just finished the last backup a few minutes earlier. it's all about compromises. uses lots of ram *but* gives you the ability to add new filesystems on the run. and after all it's all about choices. v > > Other than saying "I'm using ZFS", I don't seem to have much to show for it. > > WTF: > > "Raidz and top-level vdevs cannot be removed from a pool." > > > At this point, I'm almost ready to go back to good ol' UFS2, but I'd hate to > give up that easy addition of new filesystems. I *could* have a single 700GB > root FS but that just doesn't seem right. Are there any good, tested GEOM- > based ways of getting that functionality, perhaps along the lines of using > something like gvirstor and growfs as needed? > > - Kirk > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >