Geek <lynn@engineer.com> wrote in
news:Ccyih.541526$QZ1.496789@bgtnsc04-news.ops.worldnet.att.net:

> We have a Dell PowerVault storage array that was configured as a
> software RAID 5 - all of the devices were grouped together as a LV.
> We've now lost access to it. It took a while to piece together the
> entire story, but here it is:
>
> 1. Whoever initially set up the server plugged the SCSI cable into
> the RAID controller and vice versa (but it all worked, so no one
> realized the mistake).
>
> 2. As mentioned, the array was configured as a software RAID 5
> rather than as a hardware RAID - again, it worked, so no one else
> realized the mistake.
>
> 3. A Dell technician came on site last night to replace a processor
> in the server. When it came time to replace the cables, even though
> he had marked where the cables came from, he put them back in the
> "proper" places, and (possibly) did a hardware RAID 5 configuration
> without saying anything to anyone. When he couldn't get the system
> back up, he came to us.
>
> 4. At that point, we were unable to boot the server. It freezes
> while uncompressing the kernel.
>
> Anyone have any idea if recovery is possible?

Is there some reason (that apparently went over my head) that you can't
put the cables back in the "improper" places?

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