18
votes
5answers
5k views

Is a hard drive's serial number globally unique?

On Linux I can use smartctl to get a hard drive's vendor, model, firmware revision and serial number: # smartctl -a /dev/sdb smartctl 5.40 2010-07-12 r3124 [x86_64-unknown-linux-gnu] (local build) ...
7
votes
4answers
374 views

Purchasing hard drives with non-sequential serial numbers

I've always heard that you should not purchase hard disks with sequential serial numbers for any storage system. Now I find myself, for the first time, in a position where I need to purchase around ...
2
votes
6answers
7k views

How can I accurately determine the age of a hard drive?

Yes, if it's large, heavy, and only 65 Meg in capacity, you can assume it's ancient. An RLL controller would positively indicate the drive is from antiquity. What about drives that are only 3 or 4 ...