Automatic Updates

Question 1

Install automatic update package, run the following command(s):

Answer 1

sudo apt-get install unattended-upgrades

Question 2

To configure unattended-upgrades, edit

Answer 2

/etc/apt/apt.conf.d/50unattended-upgrades

Question 3

To enable automatic updates, edit:

Answer 3

/etc/apt/apt.conf.d/10periodic

Question 4

APT::Periodic::Update-Package-Lists "1";
APT::Periodic::Download-Upgradeable-Packages "1";
APT::Periodic::AutocleanInterval "7";
APT::Periodic::Unattended-Upgrade "1";
what does these mean?

Answer 4

The above configuration updates the package list, downloads, and installs available upgrades every day. The local download archive is cleaned every week.

Question 5

where to check the unattended-upgrades log?

Answer 5

/var/log/unattended-upgrades