Until recently, SSL certificates were so expensive that you couldn’t set up your personal website only for fun. You had to have a good reason or a big wallet. This is not the case anymore. Now and until the letsencrypt.org…

If you use KVM for managing your virtual machines, you can sometimes run out of space in the /var/lib/libvirt/images directory, the default location for the RHEL/CentOS distributions. Because KVM knows the concept of thin provisioning through the qcow2 image format, the…

During the RHCSA exam, you need to go fast. When dealing with partition creation, you can’t afford to waste time, searching for information about the current configuration with almost obsolete command like fdisk -l displaying a very cryptic and mostly…