Hmm, I just went to look for something in /var/log/messages and happened to see several messages like 2018-07-18T14:24:46.395618+01:00 acer-suse kernel: [151277.317252] perf: interrupt took too long (2504 > 2500), lowering kernel.perf_event_max_sample_rate to 79750 2018-07-18T14:44:51.717048+01:00 acer-suse dbus-daemon[1080]: [system] Activating service name='org.opensuse.Snapper' requested by ':1.293' (uid=0 pid=7368 comm="/usr/bin/snapper create --type=post --cleanup-algo") (using servicehelper) 2018-07-18T14:44:51.748023+01:00 acer-suse dbus-daemon[1080]: [system] Successfully activated service 'org.opensuse.Snapper' 2018-07-18T14:45:52.606525+01:00 acer-suse org.opensuse.Snapper[1080]: terminate called after throwing an instance of 'boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<boost:: lock_error> >' 2018-07-18T14:45:52.606997+01:00 acer-suse org.opensuse.Snapper[1080]: what(): boost: mutex lock failed in pthread_mutex_lock: Invalid argument 2018-07-18T14:45:52.650296+01:00 acer-suse systemd[1]: Started Process Core Dump (PID 8110/UID 0). 2018-07-18T14:45:52.774176+01:00 acer-suse systemd-coredump[8111]: Process 7370 (snapperd) of user 0 dumped core. (sorry for the loss of format) There were no other symptoms that I'm aware of. Does anybody know what this is and how to fix it? Leap 15.0 -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org