If you have more than 2TB you can't use fdisk, need to use parted
to see full size of disk.  You say it is usb, there could
be issues there too.  What does lsusb say?

Steve


On Fri, 4 Jun 2010, Eve V. E. Kovacs wrote:

> We have StarTech external multi-bay hard drive enclosure
> ( 4x3.5" drives, SATA), S354UFER.
>  It has 2TB drives and  is configured for Raid5.
>  Disks are partitioned using ext3 (gpt partition table)
>
> Ubuntu 9.08 works fine:  it sees ~6 TB after
> connecting it with  a USB cable.
>
> When I connect it to ScientificLinux 5.3, I see only 2 TB
> (with fdisk -l) and SL5.3 does not mount it.
>
> StarTech claims that it works fine with Linux (but they did not
> specify an OS or a kernel version)
>
> Has anyone tried this device or has experience with this type of problem?
>
> Thanks
>
>
>        Sergei Chekanov            | WWW  : www.hep.anl.gov/chakanau
>        ===============            | Email: [log in to unmask]
>       HEP Division, ANL           | Tel  : +01-630-252 6541
> 9700 S.Cass,Argonne,IL 60439,USA  | Fax  : +01-630-252-5782
>

-- 
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Steven C. Timm, Ph.D  (630) 840-8525
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Fermilab Computing Division, Scientific Computing Facilities,
Grid Facilities Department, FermiGrid Services Group, Assistant Group Leader.