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[ale] Hardware RAID5 recovery in software



Is this a SATA or a SCSI HBA?  Is the HBA a card, or is it built into the
motherboard?  Is it a software raid using the mainboard's SATA interfaces?
Can you answer those questions?


On Thu, Mar 6, 2014 at 11:18 AM, Dustin Strickland <
dustin.h.strickland at gmail.com> wrote:

> I just want to put this out there: I'm not *very* familiar with RAID,
> but I get by. I have a unique situation and I'm not sure how to handle
> it -- suggestions would be appreciated.
>
> So, my client has a machine - an *old* machine - that was running an
> ancient version of Redhat, acting as a Samba server. I'm not too clear
> on the details of what happened, but the result: the motherboard in the
> server is apparently bad. So is the RAID card that was installed. Also
> one of the disks of the three that were installed. The other two work
> fine. This machine will not boot, I tried everything. We've made the
> decision to set up another machine to run Samba. Now here's the hitch.
> The only available machine has only two SATA ports and we still need to
> grab his old data.
>
> Yesterday I used a Live USB stick to dd the data from both of the good
> drives, one at a time, on to a third. Now, I don't even know if the
> data is recoverable - after we started copying the second disk, we left
> it to run overnight so I haven't been able to check it out. If it *is*,
> how would I go about it? I've never encountered hardware RAID before,
> either - would this even be possible to fix in software?
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