How To Install VirtualBox on CentOS 7

VirtualBox is an open source cross-platform virtualization software which allows you to run multiple guest operating systems (virtual machines) simultaneously. In this tutorial we will show you how to install VirtualBox from the Oracle repositories on CentOS 7 systems. Prerequisites Before continuing with this tutorial, make sure you are logged in as a user withSeguir leyendo

extend root filesystem CENTOS 7

Saltar al final de los metadatos Creado por Fredrik Mikker, modificado por última vez por Martin Sharples el jul 25, 2017 Ir al inicio de los metadatos Version This article was written for version 6 of OP5 Appliance System, it could work on both lower and higher version if nothing else is stated. Articles in community space is notSeguir leyendo

Upgrade Kernel on Centos7 via ELRepo

Install the ELRepo and GPG key rpm –import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org yum install -y http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm Enable kernel updates from elrepo yum-config-manager –enable elrepo-kernel Remove old kernel stuff yum remove -y kernel-{devel,tools,tools-libs} Install the ELRepo built kernel and grub2-tools yum install -y kernel-ml kernel-ml-{devel,tools,tools-libs} grub2-tools We ensure these exist on the off chance they were removed during theSeguir leyendo