It was a while ago. I think I needed to move the data one directory at a time to get it to move the metadata to the SSD 's. Since that still would take months

It was a while ago. I think I needed to move the data one directory at a time to get it to move the metadata to the SSD 's. Since that still would take months I think I simply waited for the next upgrade and moved all the data to a new pool. And deleted the old one.