On 2019-02-20, Alexander V. Makartsev <avbe...@gmail.com> wrote:
>>
> There you have it. "lsof" command should not output anything if examined
> object is not in use.
I believe you're wrong, at least according my experimentations below.
curty@einstein:~$ mount | grep /dev/sdb1
/dev/sdb1 on /media/76b40b65-5871-4e11-8ed7-64b76e1b4808 type ext2
(rw,nosuid,nodev,noexec,relatime,block_validity,barrier,user_xattr,acl,user)
root@einstein:/home/curty# umount /dev/sdb1
root@einstein:/home/curty# mount | grep /dev/sdb1
root@einstein:/home/curty#
root@einstein:/home/curty# lsof /dev/sdb1
lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs
Output information may be incomplete.
curty@einstein:~$ lsof /dev/sdb1
curty@einstein:~$
