From owner-freebsd-questions@FreeBSD.ORG Mon Aug 25 03:16:22 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 34AA4C30 for ; Mon, 25 Aug 2014 03:16:22 +0000 (UTC) Received: from mail-oi0-f53.google.com (mail-oi0-f53.google.com [209.85.218.53]) (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 EF6CA3549 for ; Mon, 25 Aug 2014 03:16:21 +0000 (UTC) Received: by mail-oi0-f53.google.com with SMTP id e131so9297887oig.40 for ; Sun, 24 Aug 2014 20:16:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=XhzJHr6mRWlsedWRK81ezzm6rrXU0zQXnmuFwNa+dnc=; b=XqaYhp+XrNERc/2R0BRpP+Yufha8xHSd/y2FKLpcC+IaAjHxLtSVbuChFPmv4gOT6D yvND+U4uo1AQ3OW0naZcZbItP5mJs+YGU78WhdFARbb0lFdQ5J9DtjKUI2cTKCts3HRz HaxF2I53Yi4/ZggoMVDUzZcs09f11QrJN9seLjLidACTudGWUdluopBAfHUhA930dFEz GsHr3ci8ihd/JnXmIfEa6T51C61GzBYOxZ6AmAQUSxM4VU36HkS4NZwG2yxXYuWZinIW K54BNEzLltVQjUPaHv7gz87PLI9QNH1irIyuav+K5x5c0WAitTDE6fXkotVEr9RBZH+a uTyg== X-Gm-Message-State: ALoCoQmaIBevLraMGYSfnJlpRF9+fQXmspwexRqCKwU7xOd6pOIaPh5ycfLRJ54VecsLJ/CBnu5w MIME-Version: 1.0 X-Received: by 10.182.213.7 with SMTP id no7mr18847438obc.39.1408936574596; Sun, 24 Aug 2014 20:16:14 -0700 (PDT) Received: by 10.60.120.37 with HTTP; Sun, 24 Aug 2014 20:16:14 -0700 (PDT) In-Reply-To: References: <201408070816.s778G9ug015988@sdf.org> <40AF5B49-80AF-4FE2-BA14-BFF86164EAA8@kraus-haus.org> <201408211007.s7LA7YGd002430@sdf.org> <201408241015.s7OAFRv7010196@sdf.org> <20140825014249.GA28995@neutralgood.org> Date: Sun, 24 Aug 2014 20:16:14 -0700 Message-ID: Subject: Re: some ZFS questions From: Michael Sierchio To: Warren Block Content-Type: text/plain; charset=UTF-8 Cc: FreeBSD Questions X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Aug 2014 03:16:22 -0000 On Sun, Aug 24, 2014 at 8:00 PM, Warren Block wrote: > On Sun, 24 Aug 2014, Michael Sierchio wrote: > >> On Sun, Aug 24, 2014 at 6:42 PM, wrote: >> >> >>> If you can use GPT partitioning then you can have GPT labels on >>> partitions >>> spanning entire disks. Then you can rearrange physical disks to your >>> hearts >>> content. >>> >>> The bonus is that you can put identifying information in the label name >>> to be even more sure you are replacing the correct disk when the time >>> comes. >> >> >> You can do this - and it's the approach that FreeNAS takes, but you >> lose the benefits of presenting a whole disk to ZFS - the ability to >> fully use the disk cache when presented a raw device rather than a >> partition. > > > I thought that was a Solaris-only limitation. In fact, I'm pretty sure it > is, and does not apply on FreeBSD. You mean Solaris-only benefit? - M