centos

New Relic APM on Fedora/CentOS/RedHat with SELinux Enforcing: Solved

I found the solution for getting the New Relic APM Agent to run on a CentOS 7 system with SELinux Enforcing. The only SELinux modification you have to make is to change the context of the log file directory /var/log/newrelic. You can temporarily make these changes with the chcon command: Kill any running instances of …

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Configure CentOS/RedHat VMs with Kickstart files on Virtualbox

Kickstart is a type of file that’s used to automatically install RedHat or CentOS Linux on a physical or virtual server. If you are managing more than a few servers, it’s a good idea to configure the servers via kickstart files instead of logging in and configuring each one manually. However, some unfortunate choices were …

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Warning: CentOS/RedHat 7.4 installs FreeRADIUS 3 with breaking changes

When you run yum upgrade on a CentOS/RedHat 7 instance, you will be upgraded to 7.4. If you have a FreeRADIUS server, you will be upgraded from version 2 to 3, and your server will likely stop authenticating! Good times! Fortunately, the solution was not complicated for us, because we had good documentation. Symptoms Your …

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