Re: Can't scan new disk
On Sun 24 Feb 2019 at 08:42:28 (-0600), Mark Allums wrote:
> On 2/20/19 3:20 AM, Alexander V. Makartsev wrote:
>
> > > > Maybe something simple like "lsof" command can shed some
> > > > light on this problem?
> > > > $ sudo lsof /dev/sdb
> > > > $ sudo lsof /dev/sdb1
> > >
> > > root@martha:~# lsof /dev/sdb
> > > lsof: WARNING: can't stat() fuse.gvfsd-fuse file system
> > > /run/user/1001/gvfs
> > > Output information may be incomplete.
> > > root@martha:~# lsof /dev/sdb1
> > > lsof: WARNING: can't stat() fuse.gvfsd-fuse file system
> > > /run/user/1001/gvfs
> > > Output information may be incomplete.
> > > root@martha:~#
> > >
> > There you have it. "lsof" command should not output anything if
> > examined object is not in use.
> > I assume that "/dev/sdb1" gets auto-mounted by gvfsd [1] for user
> > with UID 1001.
> > AFAIK GIO and company implements different mounting scheme without
> > involving traditional kernel mounting and allow to restrict
> > mounted devices only for user who mounted them.
> > So even root user can't access them if they are mounted by other user.
> > Try to use gio [2] utility to check status and unmount "/dev/sdb1" device.
> >
> > [1] man gvfsd
> > [2] man gio
>
> I man'ed them, but I got nothing useful for my trouble. How does one
> stop gvfsd, or tell it not to mount anything (right now). I'm about
> mid-grade with Linux skill, and the care and feeding of demons is a
> little above my pay grade.
>
> root@martha:~# gio mount -u /dev/sdb1
> gio: file:///dev/sdb1: Containing mount for file /dev/sdb1 not found
> root@martha:~# gio mount -e /dev/sdb1
> gio: file:///dev/sdb1: Containing mount for file /dev/sdb1 not found
>
> Any advice as to how to stop the auto-mounter, gvfsd, or fuse, etc.
> from tying up my disk, or how to get fsck to scan it?
The man page suggests that running gvfsd --no-fuse or setting a
value to GVFS_DISABLE_FUSE will stop it running.
How to set an environment variable in a DE is left as an exercise for
the reader.
Cheers,
David.
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