Linux硬件故障排除教程

[9965.449401]IPv6: ADDRCONF(NETDEV_UP): eth0:linkisnot ready

[9965.462738]IPv6: ADDRCONF(NETDEV_UP): vetheacc333c:linkisnot ready

[9965.468942]IPv6: ADDRCONF(NETDEV_CHANGE): vetheacc333c:link becomes ready

....

你还可以在 /var/log/messages 文件中查看所有 Linux 系统日志，在该文件中你可以找到与特定问题相关的错误。当你对硬件进行修改（例如安装额外的磁盘或添加以太网网卡）时，通过 tail 命令实时监视消息是值得的。例如，这是 tail -f /var/log/messages 命令的输出：

#tail-f /var/log/messages

Dec  113:20:33 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain in-addr.arpa

Dec  113:20:33 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain cluster.local

Dec  113:21:03 bastion dnsmasq[30201]: setting upstream servers fromDBus

Dec  113:21:03 bastion dnsmasq[30201]:using nameserver 192.199.0.2#53

Dec  113:21:03 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain in-addr.arpa

Dec  113:21:03 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain cluster.local

Dec  113:21:33 bastion dnsmasq[30201]: setting upstream servers fromDBus

Dec  113:21:33 bastion dnsmasq[30201]:using nameserver 192.199.0.2#53

Dec  113:21:33 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain in-addr.arpa

Dec  113:21:33 bastion dnsmasq[30201]:using nameserver 127.0.0.1#53for domain cluster.local

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