A utility to "burn-in" a new disk, before adding it to your array has been requested several times. Also requested is a process to "pre-clear" a hard disk before adding it to your array. When a special "signature" is detected, the lengthy "clearing" step otherwise performed by unRAID is skipped.
This process is named:
preclear_disk.sh
It is attached to this post, look for the download link near the end of this first long post.
The current version is 1.15. If