In my last installment I covered two of the three reasons why we do a parity check. First we want to make sure that we do not have a stale hard drive in the array. Although I did not cover how one determines if in fact a stale hard drive exists, I will mention it now. […]
Analyzing RAID parity
Last time I discussed how to find the RAID data offset for a SNAP OS 4.x RAID handler. To put it briefly it was just a simple matter of finding Cylinder Group zero on the first drive in the array and back tracking 48 sectors. Once the RAID data offset is established we can plug […]
Finding SNAP OS 4.x RAID Data Offset
If you are in this business long enough you will see everything, or will you? Two weeks ago I received a SNAP RAID OS 4.x for recovery. I have done a lot of these and I am pretty familiar with the data offsets, how the drives are setup, and where to begin the virtual RAID […]