surface scan

Infopackets Reader Steve H. writes: " Dear Dennis, I have a RAID 1 set up with 4 hard drives in a mirrored array. Recently my RAID software reported that one of the drives was dropped from the array and has since been marked as 'rebuilding', ... however, during the rebuild process I keep receiving RAID controller errors that data could not be synced / written to the drive. I'm not sure what to do from here. Is there any way for me to independently check the drive for errors? I understand that if the drive is bad I should replace it, but I'm not even sure which drive is which. " My response: This ... (view more)