[CentOS] FW: FDISK Help please in Centos 4.3

Peter Kjellström cap at nsc.liu.se
Fri Aug 18 12:27:48 UTC 2006


On Friday 18 August 2006 13:52, Will McDonald wrote:
> On 18/08/06, Rajeev R Veedu <rajeev at cracknell.com> wrote:
> > Hi,
> >
> > Is it possible to create one raid volume of 3.3 TB (9550SX-8lp X WD5000YS
> > – 8nos) and create a file system with ext3? (CentOs4.3 64bit)
> >
> > The maximum I am getting is 1.24tb and fdisk returns no more space
> > available. But when I say fdisk /dev/sda it list full size of 3.3 TB. But
> > I can not create partitions more than 1.24TB.
>
> I think there are limitations on the partition size fdisk can handle.
> I believe the canonical way of creating larger partitions is with
> "parted" but I can't say I've ever needed it.

This is basically correct, but the limit is not really in fdisk but in the DOS 
partition table format. Two ways to go:
1) use parted and the gpt format
2) don't use paritions at all, just run lvm directly on it 
(pvcreate /dev/sda ..)

/Peter
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