From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Brown Subject: Re: Creating an md with 3TB drives. Date: Wed, 28 Sep 2011 10:43:47 +0200 Message-ID: References: <4E82D53F.3050409@yazzy.org> <20110928182302.39cfd4b0@notabene.brown> <4E82DB7D.4050104@yazzy.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4E82DB7D.4050104@yazzy.org> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids On 28/09/2011 10:31, Marcin M. Jessa wrote: > On 9/28/11 10:23 AM, NeilBrown wrote: > [...] > >>> >>> Then I used fdisk to change the partition type to Linux raid auto >> >> You can do that if you like but it will have no effect. The "raid auto" >> partition type only means anything on MBR partitions. You don't need >> to, so >> don't bother. > > Thanks Neil. > Not using fdisk worked like a charm. > Using fdisk probably resulted in the disks going over to MBR rather than GPT, and thus you have a 2TB limit. By the way, you should probably try the parted again and fix the alignment issue (rather than just "ignoring" it) - it will make a /big/ difference.