3 ms·
One benefit of spreading out reads is detecting bad sectors on the drives that were normally not going to see much reads. Then the good data can be copied from
by Avernar 9y ago
One benefit of spreading out reads is detecting bad sectors on the drives that were normally not going to see much reads. Then the good data can be copied from the other mirror.
- sn 9y agoYou're better off running a weekly SMART long test https://linux.die.net/man/5/smartd.conf https://linux.die.net/man/5/smartd.conf and/or a periodic RAID check https://raid.wiki.kernel.org/index.php/RAID_Administration https://raid.wiki.kernel.org/index.php/RAID_Administration