From owner-freebsd-fs@FreeBSD.ORG Thu Sep 22 19:33:20 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 272E3106566B for ; Thu, 22 Sep 2011 19:33:20 +0000 (UTC) (envelope-from daniel@digsys.bg) Received: from smtp-sofia.digsys.bg (smtp-sofia.digsys.bg [193.68.3.230]) by mx1.freebsd.org (Postfix) with ESMTP id A545F8FC13 for ; Thu, 22 Sep 2011 19:33:19 +0000 (UTC) Received: from digsys236-136.pip.digsys.bg (digsys236-136.pip.digsys.bg [193.68.136.236]) (authenticated bits=0) by smtp-sofia.digsys.bg (8.14.4/8.14.4) with ESMTP id p8MJX73P052671 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Thu, 22 Sep 2011 22:33:13 +0300 (EEST) (envelope-from daniel@digsys.bg) Mime-Version: 1.0 (Apple Message framework v1244.3) Content-Type: text/plain; charset=us-ascii From: Daniel Kalchev In-Reply-To: <1316713529.81545.YahooMailClassic@web121201.mail.ne1.yahoo.com> Date: Thu, 22 Sep 2011 22:33:07 +0300 Content-Transfer-Encoding: quoted-printable Message-Id: References: <1316713529.81545.YahooMailClassic@web121201.mail.ne1.yahoo.com> To: Jason Usher X-Mailer: Apple Mail (2.1244.3) Cc: freebsd-fs@freebsd.org Subject: Re: redux: 48 or 96 sata3 paths ... specific ZFS hardware proposal X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Sep 2011 19:33:20 -0000 On Sep 22, 2011, at 20:45 , Jason Usher wrote: > But the X8DTH-6F motherboard seems too good to be true ... it has 7 8x = pcie slots, and further, has two sff8087 connectors onboard with the = EXACT SAME LSI chipset as the 9211-8i cards above - so you can get an = extra 8 drives on this motherboard using the same driver. Takes = xeon5500/5600 (6core, potentially) at 6.4 QPI ... so, very modern there. I have a system working with this motherboard and Supermicro E16 = extender. There were some strange behavior with the expander when using = the version 9 firmware, but that was just as it was published and no = Supermicro version existed --- it might be ok now: the ses device showed = 4 times and sometimes drives were replicated as well. I guess that might = be related to the mps/expander combination (at that time). It works fine = with version 7 firmware. How many LSI cards do you intend to use? You may wish to look at the = architecture (CPU/chipset/PCIe interconnects) in order to make more = informed decision.=20 Daniel=