> So, do the 6 rewrites on this drive is an indication of a looming failure? Not neccessarily. SMART data is also not always reliable so consider it an indicator and no more. > My second question is that the two drives are in a hot-swappable bay, and > connected to the Adaptec AIC-7902B U320 controller. Hardware-wise, the > drives are hot-swappable, but what about software-wise? If I take this > drive entirely off RAID-1, cut the power to the hot-swap bay, pull the drive > out, replace it, plug in back in, and reenable power, will the FC6 kernel be > able to deal with this? You need to tell the kernel politely first preferably. See the SCSI howto which I think covers /proc/scsi/scsi and add/removing devices.