Note that this advice doesn’t work for SSDs. The little bastards hate being powered off for too long. They prefer always-on to have their self-correcting routines work continuously.
If you’ve got your stuff in an array, a single disk powering itself down while idle will cause a failure when it goes to power-up again on a read or write request.
Secret to longevity: keep it turned off 85% of the time.
Note that this advice doesn’t work for SSDs. The little bastards hate being powered off for too long. They prefer always-on to have their self-correcting routines work continuously.
Won’t drives just hibernate if not active for a while?
If you’ve got your stuff in an array, a single disk powering itself down while idle will cause a failure when it goes to power-up again on a read or write request.