D&C GLug - Home Page

[ Date Index ] [ Thread Index ] [ <= Previous by date / thread ] [ Next by date / thread => ]

Re: [LUG] Combining two drives into one

 

On Thu, 21 Oct 2010 12:56:56 +0100
Rob Beard wrote:

> Hi folks,
> 
> I've got an interesting one for you...
> 
> Basically I have an external USB hard drive which takes multiple  
> drives.  It has 2 x 500GB SATA drives giving 1TB.  Now the
> controller in the case has got a broken SATA connector so I can
> currently only connect one drive.
> 
> However, I have a feeling there's some important data on there which  
> needs recovering.
> 
> So I'm trying to figure out how to get the data off.  If I put one  
> drive in a PC it comes up with the partition table and I can mount
> it. If I put the other drive in a PC it comes up as blank
> (presumably because it's not got a partition table on it).  I think
> it must use something like concatenation.
> 
> My first thought was to dd one drive, then the other and combine the  
> two image files however I don't have a big enough drive.  So I  
> wondered if I might be able to cheat and combine the two devices (in  
> this case sdc and sdd) into a new device (say sde) so I can retrieve  
> anything important off the drives?
> 
> Ta,
> 
> Rob

Hi Rob,

I don't know if you could convince the software RAID tools under Linux
to work like this or not.  If not, you could always use some data
recovery tools (as listed in another discussion on here recently) to
extract the files as required.

Grant.

-- 
The Mailing List for the Devon & Cornwall LUG
http://mailman.dclug.org.uk/listinfo/list
FAQ: http://www.dcglug.org.uk/listfaq