Cannot initiate the connection to ports.ubuntu.com:80

root@pcl-01:/usr/share/defaults/kata-containers# qemu-system-aarch64 -v
qemu-system-aarch64: error while loading shared libraries: librbd.so.1: cannot open shared object file: No such file or directory
root@pcl-01:/usr/share/defaults/kata-containers# apt-get install -y librbd-dev

Cannot initiate the connection to ports.ubuntu.com:80
export http_proxy=http://us.archive.ubuntu.com:80

原文地址:https://www.cnblogs.com/dream397/p/13919640.html