Another trick you can use is to adjust the size of the FS tables, NFS4 can do this very quickly and free up space. However on a sketchy drive this is obviously

Another trick you can use is to adjust the size of the FS tables, NFS4 can do this very quickly and free up space. However on a sketchy drive this is obviously not a wise move. Actually wait, NFS2/3/4 has reserved block counts you can free. # tune2fs -m 3 /dev/md2 # Setting reserved blocks percentage to 2%