zfs not exporting or unmounting

[David Ehrmann]

David Ehrmann wrote:
> # fstat -m /tank
I guess I should have used a different flag, but no luck there, either
> USER     CMD          PID   FD MOUNT      INUM MODE         SZ|DV R/W 
> NAME
>
> # lsof | grep tank
> <nothing>
I did fix it.  I had a runaway bash process (that kill -s HUP fixed, 
oddly enough), but why don't any of these commands list the files I have 
open, even when files really are open?