Re: howto create partitions bigger than 2TB

From: H. Peter Anvin
Date: Fri Jul 13 2007 - 18:56:50 EST


Ingo Freund wrote:
> Hi
>
> I've got a RAID5 (driver aacraid for an ICP9047MA) with four
> 750GB hdds which provides a 2.25TB sized device.
> None of the until now used tools will work with that device.
> fdisk complains about missing cylinder count.
> cfdisk misses the device size.
> parted shows the right device size but only creates a partion
> with 51GB.
> What am I supposed to do to work with this device?
> Which fs can handle it?
> (CONFIG LARGE BLOCK is on)
> We are talking about a 32Bit machine with vanilla kernel 2.6.21.5.
>

You have to use GPT partitions instead of DOS partitions (although you
may have to leave your /boot as an DOS partitions, this is supposed to
be possible as the two partitioning schemes are designed to coexist, but
I don't think parted has support for it yet.)

-hpa
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