错误 http://archive.ubuntu.com/ubuntu/ utopic/main libboost-thread1.55.0 amd64 1.55.0+dfsg-1ubuntu3
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic/main libboost-thread1.55.0 amd64 1.55.0+dfsg-1ubuntu3
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic-updates/main librados2 amd64 0.80.9-0ubuntu0.14.10.2
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic-updates/main librados2 amd64 0.80.9-0ubuntu0.14.10.2
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic-updates/main librbd1 amd64 0.80.9-0ubuntu0.14.10.2
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic-updates/main librbd1 amd64 0.80.9-0ubuntu0.14.10.2
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic/main ipxe-qemu all 1.0.0+git-20131111.c3d1e78-2ubuntu2
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic/main ipxe-qemu all 1.0.0+git-20131111.c3d1e78-2ubuntu2
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic/main libusbredirparser1 amd64 0.7-1ubuntu1
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic/main libusbredirparser1 amd64 0.7-1ubuntu1
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic/main seabios all 1.7.5-1
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic/main seabios all 1.7.5-1
404 Not Found [IP: 112.124.140.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu-user amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu-user amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 115.28.122.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 115.28.122.210 80]
错误 http://archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu-user-binfmt amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 91.189.88.149 80]
错误 http://cn.archive.ubuntu.com/ubuntu/ utopic-updates/universe qemu-user-binfmt amd64 2.1+dfsg-4ubuntu6.7
404 Not Found [IP: 115.28.122.210 80]
0% [正在连接 security.ubuntu.com (2001:67c:1562::14)]

14.10(utopic) 已经停止支持和线上更新，软件源已经没有 utopic 目录
https://wiki.ubuntu.com/Releases




参考 https://help.ubuntu.com/community/EOLUpgrades