From owner-freebsd-questions@FreeBSD.ORG Wed Oct 19 14:54:47 2011 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 8AA2D106566B for ; Wed, 19 Oct 2011 14:54:47 +0000 (UTC) (envelope-from jorge@bsdchile.cl) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 2736E8FC08 for ; Wed, 19 Oct 2011 14:54:46 +0000 (UTC) Received: by wyi40 with SMTP id 40so2328151wyi.13 for ; Wed, 19 Oct 2011 07:54:46 -0700 (PDT) MIME-Version: 1.0 Received: by 10.227.178.141 with SMTP id bm13mr2947697wbb.33.1319034482272; Wed, 19 Oct 2011 07:28:02 -0700 (PDT) Received: by 10.180.96.161 with HTTP; Wed, 19 Oct 2011 07:28:02 -0700 (PDT) In-Reply-To: <20111019141443.GQ4592@pcjas.obspm.fr> References: <20111019141443.GQ4592@pcjas.obspm.fr> Date: Wed, 19 Oct 2011 11:28:02 -0300 Message-ID: From: Jorge Medina To: Albert Shih Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: zfs-discuss@opensolaris.org, freebsd-questions@freebsd.org Subject: Re: ZFS on Dell with FreeBSD 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: Wed, 19 Oct 2011 14:54:47 -0000 On Wed, Oct 19, 2011 at 11:14 AM, Albert Shih wrote: > Hi > > Sorry to cross-posting. I don't knwon which mailing-list I should post th= is > message. > > I'll would like to use FreeBSD with ZFS on some Dell server with some > MD1200 (classique DAS). > > When we buy a MD1200 we need a RAID PERC H800 card on the server so we ha= ve > two options : > > =A0 =A0 =A0 =A01/ create a LV on the PERC H800 so the server see one volu= me and put > =A0 =A0 =A0 =A0the zpool on this unique volume and let the hardware manag= e the > =A0 =A0 =A0 =A0raid. > > =A0 =A0 =A0 =A02/ create 12 LV on the perc H800 (so without raid) and let= FreeBSD > =A0 =A0 =A0 =A0and ZFS manage the raid. > > which one is the best solution ? > > Any advise about the RAM I need on the server (actually one MD1200 so 12x= 2To disk) > > Regards. for ZFS approach the second option in my opinion is better. > JAS > -- > Albert SHIH > DIO batiment 15 > Observatoire de Paris > 5 Place Jules Janssen > 92195 Meudon Cedex > T=E9l=E9phone : 01 45 07 76 26/06 86 69 95 71 > Heure local/Local time: > mer 19 oct 2011 16:11:40 CEST > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" > --=20 Jorge Andr=E9s Medina Oliva. Computer engineer. IT consultant http://www.bsdchile.cl