AWS Lightsail upgrade Ubuntu 16.04 LTS to 18.04 LTS
Upgrading an Ubuntu 16.04 LTS instance on AWS Lightsail to 18.04 LTS requires a few steps. Here's an overview of the process:
- Take a snapshot of your Lightsail instance: This will create a backup of your current system in case something goes wrong during the upgrade process.
- Update the package lists: Run the command
sudo apt-get updateto ensure that you have the latest package information. - Upgrade the current packages: Run the command
sudo apt-get upgradeto upgrade all of the currently installed packages to their latest versions. - Dist-upgrade the current packages: Run the command
sudo apt-get dist-upgradeto perform a more comprehensive upgrade that may include changes to the system's dependencies. - Update the package lists again: Run the command
sudo apt-get updateto ensure that you have the latest package information. - Install the update-manager-core package: Run the command
sudo apt-get install update-manager-coreto install the package that allows you to upgrade to a new release of Ubuntu. - Upgrade to Ubuntu 18.04 LTS: Run the command
sudo do-release-upgradeto initiate the upgrade process to Ubuntu 18.04 LTS. - Verify the upgrade: Once the upgrade process is complete, you can run the command
lsb_release -ato verify that your system is running Ubuntu 18.04 LTS.
