apt-getが0で止まる[us.archive.ubuntu.comへの接続]
アップグレードすると、次のようになります。 user@plato:~# sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages will be upgraded: bind9-host coreutils cpio curl dnsutils libbind9-90 libc-bin libc-dev-bin libc6 libc6-dev libcgmanager0 libcurl3 libcurl3-gnutls libdns100 libdrm-intel1 libdrm-nouveau2 libdrm-radeon1 libdrm2 libisc95 libisccc90 libisccfg90 libjasper1 liblwres90 libplymouth2 libsepol1 …