Ubuntu-Gnome high cpu (dbus-daemon, gnome-software, gnome-shell, gnome-setting)

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Hi, I'm using ubuntu gnome 16.04 and getting those processes to be very high CPU (around 80% on all cores) (dbus-daemon, gnome-software, gnome-shell, gnome-setting) my hardware is Lenovo 500 laptop with cpu i7, ram 8GB Hope you could help me Thanks

Ubuntu-Gnome high cpu (dbus-daemon, gnome-software, gnome-shell, gnome-setting)