How to physically identify a software RAID disk member

phocean — Fri, 24 Sep 2010 23:22:14 +0000

What you need:

Indeed, so far, I haven’t found anything better than launching a process making a lot of disk activity.

This command just do it:

% sudo smartctl -t short /dev/sda

The “short” test will give you a few minutes to carefully listen and select the right disk.

Well, it sure is pretty primitive! But do you know anything better?

By the way, there is a good article for the recovery procedure.

SMART – Phocean.net