There was a post a while back here from a Dropbox employee explaining how they manage SMR disks manually via a direct HBM card and basically doing what the firm

There was a post a while back here from a Dropbox employee explaining how they manage SMR disks manually via a direct HBM card and basically doing what the firmware would do otherwise. I can't find the post but it was talking about working around the architectural deficiencies of SMR while still getting to use more disk space.