O.K. Login from console i get in messages: 2017-05-10T17:21:30.597595+02:00 nalani systemd-logind[1730]: New session 419 of user jr. 2017-05-10T17:21:30.604633+02:00 nalani systemd[1]: Started Session 419 of user jr. 2017-05-10T17:21:30.667134+02:00 nalani systemd: pam_limits(systemd-user:session): reading settings from '/etc/security/limits.conf' 2017-05-10T17:21:30.668166+02:00 nalani systemd: pam_limits(systemd-user:session): process_limit: processing hard nproc 1700 for DEFAULT 2017-05-10T17:21:30.668558+02:00 nalani systemd: pam_limits(systemd-user:session): process_limit: processing soft nproc 1200 for DEFAULT 2017-05-10T17:21:30.668785+02:00 nalani systemd: pam_limits(systemd-user:session): process_limit: processing hard nofile 12000 for DEFAULT 2017-05-10T17:21:30.669009+02:00 nalani systemd: pam_unix(systemd-user:session): session opened for user jr by (uid=0) 2017-05-10T17:21:31.001702+02:00 nalani systemd[22227]: Reached target Paths. 2017-05-10T17:21:31.002135+02:00 nalani systemd[22227]: Reached target Sockets. 2017-05-10T17:21:31.002376+02:00 nalani systemd[22227]: Reached target Timers. 2017-05-10T17:21:31.002603+02:00 nalani systemd[22227]: Reached target Basic System. 2017-05-10T17:21:31.002834+02:00 nalani systemd[22227]: Reached target Default. 2017-05-10T17:21:31.003082+02:00 nalani systemd[22227]: Startup finished in 251ms. 2017-05-10T17:21:31.003314+02:00 nalani systemd[1]: Started User Manager for UID 10004. and this gives the limit of 12000 files. So our problem is related by login via ssh!