To start storing data on a block device (e.g. a partition, logical volume, or antire storage device) you first need to install a filesystem on the block device. After that you then need to mount the filesystem. Mounting a filesystem is simply the act of associating a directory (aka a […]
Journald is a service that systemd uses for capturing logs
A unit is a resource that systemd can manage. If you look inside the /usr/lib/systemd/system directory, you will find files with different extensions, e.g. .socket, .target, .mount, …etc.
You can configure your CentOS system to run in different modes. For example you can run your system in graphical mode, if you want to use it as desktop workstation. Or you can run your system in command line mode, if you are only interested in using your system’s bash terminal. You can control which mode to run in using systemd targets.
Overview By the end of this article you should be able to answer the following questions: Let’s say we want to adjust the httpd’s service, e.g. make it dependent on the graphical.target, rather that multi-user.target. In that case let’s first check the httpd service’s status: $ systemctl status httpd.service httpd.service […]