On Wednesday 09 October 2002 16:16, Steve Best wrote:
> Cameron Bahar wrote:
> >I need support for a single 12 TB filesystem on Linux. The documentation
> >indicates that JFS supports a theoretical 4PB limit, but that other
> >limitations (32 bit offsets) within limit prevent scaling to this large
> >size.
> >
> >Can someone please tell me if I can use JFS to create a single 12TB
> >filesystem under Linux?
>
> On a 32-bit machine, the file size is limited to 16 TB.  (This is also
> the maximum size of the volume.)  This is due to constraints in the
> Linux kernel.  On a 64-bit machine, the file size can be as big as 4 PB
> (2^52).

nope. 2TB is the maximum file- and block device size, as the maximum number of 
sectors is 2^32 and a sector is 512 bytes large

roy

-- 
Roy Sigurd Karlsbakk, Datavaktmester
ProntoTV AS - http://www.pronto.tv/
Tel: +47 9801 3356

Computers are like air conditioners.
They stop working when you open Windows.

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