Upgrading Debian 7 to Debian 10 Adventure
Upgrading to Debian 8 from 7 Jessie from wheezy 1. Perform full system backup 2. Upgrade existing os version. apt-get update && apt-get -V upgrade 3. Get current status lsb_release -a uname -a 4. Change repositories Replace wheezy with jessie manually or as below: sed -i 's/wheezy/jessie/g' /etc/apt/sources.list Also update any files if present in /etc/apt/sources.apt.d 5. Perform full system update apt-get update && apt-get -V upgrade If required reboot Update 1: Debian 7 Wheezy to Debian 8 Jessie update done. And Debian 8 Jessie to Debian 9 Stretch upgrade also complete. The upgrades were taking too long. And looking at the terminal messages I realized, I could have saved a lot of the time if I would have cleaned up the system earlier. There's a lot of stuff like mono, OpenJDK, perl, python, ruby which I'm never going to use. Anyway to Buster now. Update 2: I spent a lot of time cleaning up the system and then made the changes to start Bus...