История изменений

[avl@hp ~]$ tail -f /var/log/messages
tail: невозможно открыть «/var/log/messages» для чтения: Отказано в доступе
tail: больше нет файлов
[avl@hp ~]$ pkexec --user root tail -f /var/log/messages
Oct 16 01:30:51 hp dbus[1046]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service'

Oct 16 01:40:01 hp systemd: Created slice User Slice of root.
Oct 16 01:40:01 hp systemd: Started Session 1970 of user root.
Oct 16 01:40:01 hp systemd: Removed slice User Slice of root.

[avl@hp ~]$ tail -f /var/log/messages
tail: невозможно открыть «/var/log/messages» для чтения: Отказано в доступе
tail: больше нет файлов
[avl@hp ~]$ pkexec --user root tail -f /var/log/messages
Oct 16 01:30:51 hp dbus[1046]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service'
Oct 16 01:30:51 hp systemd: Starting Network Manager Script Dispatcher Service...
Oct 16 01:30:51 hp dhclient[1263]: bound to 192.168.112.50 -- renewal in 1395 seconds.
Oct 16 01:30:51 hp dbus[1046]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher'
Oct 16 01:30:51 hp systemd: Started Network Manager Script Dispatcher Service.
Oct 16 01:30:51 hp nm-dispatcher: req:1 'dhcp4-change' [enp1s0]: new request (4 scripts)
Oct 16 01:30:51 hp nm-dispatcher: req:1 'dhcp4-change' [enp1s0]: start running ordered scripts...
Oct 16 01:40:01 hp systemd: Created slice User Slice of root.
Oct 16 01:40:01 hp systemd: Started Session 1970 of user root.
Oct 16 01:40:01 hp systemd: Removed slice User Slice of root.