Date: Wed, 11 May 2005 15:10:22 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: Steven Jurczyk <steve@post.pl> Cc: current@freebsd.org Subject: Re: raid array trouble > 2TB - freebsd 5.4 install Message-ID: <20050511131021.GH59593@cicely12.cicely.de> In-Reply-To: <4282000A.2030600@post.pl> References: <20050511035040.28604.qmail@server299.com> <4282000A.2030600@post.pl>
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On Wed, May 11, 2005 at 02:52:26PM +0200, Steven Jurczyk wrote: > general wrote: > > >Hey all, i've had a bit of trouble getting freebsd installed with my 2.5TB > >array. > >I'm using a 3ware 9500s Raid controller with 12 250G drives. I've been > >through this install before a few months ago when the array was only 1.5TB > >installing freebsd 5.3. > > > I have use 3ware 9500s with 12*250 and 12*400G drives. The problem is > that sector count variable in partition table and bsdlabel on i386 are > 32bit - so maximum size of one partition/label are 2 TB. But You can > create (with command line fdisk from FreeBSD 5.x) more partitions on big > disk and this works (I have two 2 TB partitions on 4 TB array): > > # df > Filesystem Size Used Avail Capacity Mounted on > /dev/da1s1d 1.9T 1.7T 64G 96% /matrix1 > /dev/da1s2d 1.9T 1.8T -59G 103% /matrix2 > /dev/da0s1d 1.9T 1.7T 57G 97% /matrix3 > /dev/da0s2d 1.9T 1.7T 95G 95% /matrix4 > > The second solution is using WHOLE disk (without partitioning and > disklabeling) for one file system: > > newfs -U /dev/da0 > mount /dev/da0 /mnt Use gpt to partition large disks. -- B.Walter BWCT http://www.bwct.de bernd@bwct.de info@bwct.de
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