Re: 3TB disk hassles

From: Adam Heath
Date: Thu Dec 16 2004 - 14:54:09 EST

On Thu, 16 Dec 2004, Neil Conway wrote:

> Howdy...
> After much banging of heads on walls, I am throwing in the towel and
> asking the experts ;-) ... To cut a long story short:
> Is it possible to make a 3TB disk work properly in Linux?
> Our "disk" is 12x300GB in RAID5 (with 1 hot-spare) on a 3ware 9500-S12,
> so it's actually 2.7TiB ish. It's also /dev/sda - i.e., the one and
> only disk in the system.
> Problems are arising due to the 32-bit-ness of normal partition tables.
> I can use parted to make a 2.7TB partition (sda4), and
> /proc/partitions looks fine until a reboot, whereupon the top bits are
> lost and the big partition looks like a 700GB partition instead of a
> 2.7TB one; this is a bad thing ;-)
> I've had my hopes raised by GPT, but after more reading it appears this
> doesn't work on vanilla x86 PCs.
> Tips gratefully received.

Maybe use LVM on the raw device?
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