Chỉ cần có một VPS mới chạy Ubuntu 11.04 và cố gắng cập nhật nó. Tôi đã nhận được lỗi này. Tôi gặp lỗi tương tự bất cứ khi nào sử dụng apt-get
login as: root
root@199.193.248.80's password:
Welcome to Ubuntu 11.04 (GNU/Linux 2.6.38-8-generic-pae i686)
* Documentation: https://help.ubuntu.com/
Last login: Mon May 7 19:55:45 2012 from 108.192.44.54
root@Rx:~# apt-get update
Err http://security.ubuntu.com natty-security InRelease
Err http://archive.ubuntu.com natty InRelease
Err http://security.ubuntu.com natty-security Release.gpg
Temporary failure resolving 'security.ubuntu.com'
Err http://archive.ubuntu.com natty-updates InRelease
Err http://archive.ubuntu.com natty Release.gpg
Temporary failure resolving 'archive.ubuntu.com'
Err http://archive.ubuntu.com natty-updates Release.gpg
Temporary failure resolving 'archive.ubuntu.com'
Reading package lists... Done
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/natty/InRelease
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/natty-updates/InRelease
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/InRelease
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/Release.gpg Temporary failure resolving 'security.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/natty/Release.gpg Temporary failure resolving 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/natty-updates/Release.gpg Temporary failure resolving 'archive.ubuntu.com'
W: Some index files failed to download. They have been ignored, or old ones used instead.
root@Rx:~#
Nếu cần, đây là /etc/apt/source.list của tôi
root@Rx:/etc# more /etc/apt/sources.list
deb http://archive.ubuntu.com/ubuntu natty main
deb http://archive.ubuntu.com/ubuntu natty-updates main
deb http://security.ubuntu.com/ubuntu natty-security main
deb http://archive.ubuntu.com/ubuntu natty universe
deb http://archive.ubuntu.com/ubuntu natty-updates universe
Và nếu cần, tôi đã làm một bài kiểm tra ping:
root@Rx:~# ping -n 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_req=1 ttl=56 time=13.3 ms
64 bytes from 8.8.8.8: icmp_req=2 ttl=56 time=13.2 ms
64 bytes from 8.8.8.8: icmp_req=3 ttl=56 time=13.4 ms
64 bytes from 8.8.8.8: icmp_req=4 ttl=56 time=13.3 ms
^C
--- 8.8.8.8 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3005ms
rtt min/avg/max/mdev = 13.243/13.326/13.428/0.066 ms
root@Rx:~#
Đây là /etc/resolv.conf
root@Rx:~# more /etc/resolv.conf
nameserver 199.193.248.1
nameserver 8.8.8.8
.
apt-get upgrade
cryptsetup: WARNING: failed to detect canonical device of /dev/xvda1
cryptsetup: WARNING: could not determine root device from /etc/fstab
nhưng nếu không thì nó có vẻ hoạt động tốt