Thanks for the very fast reply. As I was browsing the Storage pooling thread on this forum, I came across a post about manually emptying the Greyhole trash. I had completely missed that. After running greyhole --empty-trash, a little more than 3 TB of files was removed, approximately matching the si...

I am using Greyhole UI to manage Greyhole. When I first setup Greyhole, I specified one extra copy on each of the shares. This was a mistake since I have now run out of space on all three 4 TB drives. I want to free up space by setting extra copies to 0 on one share that has 3 TB of files on it (whe...