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Date: Mon, 16 Jul 2007 10:24:32 -0500
From: Eric Sandeen <sandeen@sandeen.net>
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Subject: Re: raid50 and 9TB volumes
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To: Raz <raziebe@gmail.com>
Cc: linux-xfs@oss.sgi.com

Raz wrote:

> Well you are right.  /proc/partitions  says:
>  ....
>     8   241  488384001 sdp1
>     9     1 3404964864 md1
>     9     2 3418684416 md2
>     9     3 6823647232 md3
> 
>  while xfs formats md3 as 9 TB.
>  If i am using LBD , what is the biggest size I can use on i386 ?

With LBD on, you *should* be able to get to 16TB (2^32 * 4096) in
general, assuming that everything in your IO path is clean.  (The 16TB
limit is due to page cache addressing on x86).

-Eric