Not being able to recover a RAID 5 20 Tb partition, help needed

[Juan A. Sillero]

Hello Emmanuel,

The disk controller are QLogic:

04:00.0 Fibre Channel: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02)
04:00.1 Fibre Channel: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02)
05:00.0 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)
05:00.1 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)

06:00.0 InfiniBand: Mellanox Technologies MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE] (rev b0)


Thanks again,

Juan

On Jan 29, 2014, at 6:42 PM, Emmanuel Florac <eflorac at intellique.com> wrote:

> Le Wed, 29 Jan 2014 17:54:08 +0100
> "Juan A. Sillero" <sillero at torroja.dmt.upm.es> écrivait:
> 
>> We'd like to know your opinion about what to do next. The data is
>> still probably on the disks, but the RAID topology is gone.  We'd
>> also like to know if someone has experienced a similar hardware
>> problem that could give us some advice.
> 
> I tought it was a dmraid raid 5 device? If it's a RAID controller, what
> brand/model is it? 
> 
> At this point you could give a try to UFS Explorer.
> 
> -- 
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