Also, it took more than 22 minutes to unmount here:
$ time umount /mnt/test
real 22m47.719s user 0m0.000s sys 0m0.180s
Also, it took more than 22 minutes to unmount here:
$ time umount /mnt/test
real 22m47.719s
user 0m0.000s
sys 0m0.180s