upgrading Ubuntu 18.04 to 20.04 on DigitalOcean VPS droplet
Published 2020-10-11T22:19:00.005Z by Physics Derivation Graph
I've been running a DigitalOcean droplet for $5/month for the past 6 months. Because I was new and didn't know better, I selected the Ubuntu 18.04 droplet.
Now I want to update to Ubuntu 20.04 LTS.
The guide recommends starting with a fresh 20.04 image instead of upgrading.
The following is a record of the steps I took in this process.
Total duration: 2 hours. The process took longer than expected because I hadn't previously configured the website from a bare Ubuntu server. Also, I had made a few changes since the initial installation that weren't documented.
Step 1: collect all data prior to turning off the server
/etc/letsencrypt/live/derivationmap.net/fullchain.pem Your key file has been saved at: /etc/letsencrypt/live/derivationmap.net/privkey.pem Your cert will expire on 2021-01-09.