How to take back control of /etc./resolv.conf on Linux

There are quite a few different tools that fight to control a Linux system’s DNS resolution configuration file including , , , , and . If you can’t identify any management programs using these methods, chances are you should be in control over the file and your system’s DNS resolution. Both services want to control the file, which may lead to intermittend DNS resolution outages as the two services overwrite each other’s changes every few millisecond.

Source: www.ctrl.blog