Vim-tiny/stable 2:-4 amd64 Upgrade to Debian 9 “Stretch”: Sample Output: unattended-upgrades/stable 0.93.1+nmu1 all Use “ apt list –upgradable” command to quickly see what will be installed, updated, and removed during the upgrade process without affecting the system. The file will look like below after updating it with “ stretch” deb stretch main sed -i 's/jessie/stretch/g' /etc/apt/sources.list Use “ sed” command to update the repository file. cp /etc/apt/sources.list /etc/apt/sources.list_bkp Safer side, take a backup of current sources.lits file. Now edit the Debian apt configuration file “ /etc/apt/sources.list” and replace “ jessie” with “ stretch“. apt-get update apt-get upgrade Modify /etc/apt/sources.list repository file: Use the following command to update all the installed packages to the latest package available for the current operating system, i.e., Debian 8 “Jessie”. Distributor ID: Debianĭescription: Debian GNU/Linux 8.8 (jessie)Ĭodename: jessie Update all the packages of Debian 8: Use “ lsb_release -a” command to see the current version of Debian. Backup:īefore proceeding to upgrade, request you to take a full backup of important data files and configurations as this may help us restoring the system back to its previous state if you face any issues during the upgrade. Test this OS upgrade on Development systems before upgrading the Production systems.

Debian 9 find files by date