Process could be in "uninterruptible sleep" when it is inside of disk access operation for example.
>From ps(1): state Alias: stat. The state is given by a sequence of letters, for example, “RWN”. The first letter indicates the run state of the process: Marks a process in disk (or other short term, uninterruptible (!!!!!)) wait. See also https://www.novell.com/support/kb/doc.php?id=7002725 On Fri, Apr 20, 2018 at 9:40 AM, Rudolf Sykora <rudolf.syk...@gmail.com> wrote: > Dear IL, > > On 20 April 2018 at 02:34, IL Ka <kazakevichi...@gmail.com> wrote: > > First, make sure your SSH connection is stable. > > ... > > I can't help you unfortunatelly because > > this issue is not reproducible for me: I tried sshfs: it works like > charm. > > thanks for the information! > I will keep using it and we will see. > > What surprised me the most was the state into which I got, > i.e., that I couldn't kill it, reboot, ... > > Best regards > Ruda >