centos6.8、centos7的/etc/resolv.conf文件经常性被重置，解决方法如下：
方法一、
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[root@db ~]# chkconfig NetworkManager off [root@db ~]# chkconfig --list|grep NetworkManager #centos6.8 NetworkManager 0:off 1:off 2:off 3:off 4:off 5:off 6:off [root@db ~]# systemctl stop NetworkManager.service #centos7.x [root@db ~]# systemctl disable NetworkManager |
方法二、
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[root@db ~]# grep DNS /etc/sysconfig/network-scripts/ifcfg-eth0 PEERDNS=no #测试，这个选项没有用 DNS1=114.114.114.114 DNS2=192.168.239.1 |
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