Archive for the ‘lsof’ Category

Why can’t I unmount my mount?

This basic (re-worded) question came in from Jeff: “Why won’t my remote filesystem mount unmount when I try the umount command?” It’s very true:  If you try to umount (unmount) a filesystem that is currently being accessed, it will not let you do it.  And it will tell you something like, “umount: /media/ncp: device is [...]