debian更新慢,更换为国内源 vi /etc/apt/sources.list
deb http:///debian/ buster main
deb-src http:///debian/ buster main
deb http:///debian-security/ buster/updates main
deb-src http:///debian-security/ buster/updates main
deb http:///debian/ buster-updates main
deb-src http:///debian/ buster-updates main
163
deb http:///debian/ buster main
deb-src http:///debian/ buster main
deb http:///debian-security/ buster/updates main
deb-src http:///debian-security/ buster/updates main
deb http:///debian/ buster-updates main
deb-src http:///debian/ buster-updates main
清华
deb http:///debian/ buster main
deb-src http:///debian/ buster main
deb http:///debian-security/ buster/updates main
deb-src http:///debian-security/ buster/updates main
deb http:///debian/ buster-updates main
deb-src http:///debian/ buster-updates main
