From owner-freebsd-stable@FreeBSD.ORG Mon Apr 4 15:03:03 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3FA3C106564A for ; Mon, 4 Apr 2011 15:03:03 +0000 (UTC) (envelope-from artemb@gmail.com) Received: from mail-qw0-f54.google.com (mail-qw0-f54.google.com [209.85.216.54]) by mx1.freebsd.org (Postfix) with ESMTP id E470F8FC17 for ; Mon, 4 Apr 2011 15:03:02 +0000 (UTC) Received: by qwc9 with SMTP id 9so3934289qwc.13 for ; Mon, 04 Apr 2011 08:03:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=/eA+Z2M0MzY9qEG9nqzv1kFUEFwDU2hZVjU6Bq28Dwk=; b=UpbT6Go62TajqJ2hW4Zh10qQkzJBganVvdx0x/ZBHDP/fihx8HKd/xW/8SkO96s24r t0f7I5KyFYvFttEO2nu4mue7wJJ5lCSWF0f6xm38nRRKGwzCvjwVZJnomKEHsCypNcMx CJ2wghbVVRrsdL+weufniAtc8SADCIPMWXG48= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=JCpnhzl/diL81mkp6cGr+ZY/RKxZmHfc12oSfuKiNrw3Dg+1Lf7hQPvG0i7H6L1N85 Uty4PDQPEhRaDvoFH/uHxm/U6C6w8HcLabIPczEMWdWemwwzYVG0MLj1ZK8Zp7IM27v0 DHxw1PtMDfUrpDzOKkMknp1RJf7S9i9+uv5J8= MIME-Version: 1.0 Received: by 10.224.212.65 with SMTP id gr1mr5508026qab.382.1301927835958; Mon, 04 Apr 2011 07:37:15 -0700 (PDT) Sender: artemb@gmail.com Received: by 10.229.233.195 with HTTP; Mon, 4 Apr 2011 07:37:15 -0700 (PDT) In-Reply-To: <20110404160314.aef3ca92.gerrit@pmp.uni-hannover.de> References: <20110404150701.c5c050ff.gerrit@pmp.uni-hannover.de> <20110404143625.00002eb1@unknown> <20110404160314.aef3ca92.gerrit@pmp.uni-hannover.de> Date: Mon, 4 Apr 2011 07:37:15 -0700 X-Google-Sender-Auth: c4xjQUpeCinSeQ0r-MgPgBElOto Message-ID: From: Artem Belevich To: gerrit.kuehn@aei.mpg.de Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Bruce Cran , =?ISO-8859-1?Q?Gerrit_K=FChn?= , freebsd-stable@freebsd.org Subject: Re: drives >2TB on mpt device X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Apr 2011 15:03:03 -0000 2011/4/4 Gerrit K=FChn : > On Mon, 4 Apr 2011 14:36:25 +0100 Bruce Cran wrote > about Re: drives >2TB on mpt device: > > Hi Bruce, > > BC> It looks like a known issue: > BC> http://www.freebsd.org/cgi/query-pr.cgi?pr=3Dbin/147572 > > Hm, I don't know if this is exactly what I'm seeing here (although the > cause may be the same): > I do not use mptutil. The controller is "dumb" (without actual raid > processor), and I intend to use it with zfs. However, I cannot even get > gpart to create a partition larger than 2TB, because mpt comes back with > only 2TB after probing the drive. As this is a problem that already exist= s > with 1 drive, I cannot use gstripe or zfs to get around this. > But the PR above states that this limitation is already built into mpt, s= o > my only chance is probably to try a different controller/driver (any > suggestions for a cheap 8port controller to use with zfs?), or to wait > until mpt is updated to support larger drives. Does anyone know if there > is already ongoing effort to do this? You're probably out of luck as far as 2Tb+ support for 1068-based HBAs: http://kb.lsi.com/KnowledgebaseArticle16399.aspx Newer controllers based on LSI2008 (mps driver?) should not have that limit= . --Artem