I have also been having this same problem since I upgraded to 6.9.2. I have been fighting this issue for over 2 months now and can't find anything that helps. I am having the problem only on 8tb Seagate Ironwolf pro drives from what I can tell, but that is the largest drives I have, so the fall into parity and the drives that are usually being written to currently. I have had the issue happen on both data and parity drives. When it happens on a data drive the server locks and I am unable to get