RTNETLINK answers: File exists-优快云博客

本文记录了一次尝试重启网络服务失败的问题排查过程，并提供了一个简单的解决方案：通过关闭指定的无线网卡来解决网络服务重启时遇到的RTNETLINK错误。

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[root@localhost network]# service network restart
Restarting network (via systemctl):  Job for network.service failed. See 'systemctl status network.service' and 'journalctl -xn' for details.
                                                           [FAILED]
[root@localhost network]# systemctl status network.service
network.service - LSB: Bring up/down networking
   Loaded: loaded (/etc/rc.d/init.d/network)
   Active: failed (Result: exit-code) since Mon 2014-11-17 03:49:55 CST; 6s ago
  Process: 8435 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain network[8435]: RTNETLINK answers: File exists
Nov 17 03:49:55 localhost.localdomain systemd[1]: network.service: control process exited, code=exited status=1
Nov 17 03:49:55 localhost.localdomain systemd[1]: Failed to start LSB: Bring up/down networking.
Nov 17 03:49:55 localhost.localdomain systemd[1]: Unit network.service entered failed state.

解决方法：

[root@localhost network]# ifdown wlp2s0
[root@localhost network]# ifdown wlp2s0

务必确保真的ifdown了

我的无线网卡是wlp2s0