時間が少しできたので、Debian10(buster)からDebian11(Bullseye)へのアップデート
$ cat /etc/debian_version 10.11
$ sudo apt update $ sudo apt upgrade $ sudo dpkg --audit
$ sudo apt autoremove $ sudo apt autoclean
$ sudo nano /etc/apt/sources.list
deb http://httpredir.debian.org/debian/ bullseye main deb-src http://httpredir.debian.org/debian/ bullseye main deb http://security.debian.org/debian-security bullseye-security main deb-src http://security.debian.org/debian-security bullseye-security main # bullseye-updates, previously known as 'volatile' deb http://httpredir.debian.org/debian/ bullseye-updates main deb-src http://httpredir.debian.org/debian/ bullseye-updates main
# apt-get update