centos


Upgrading Fedora using fedup

You can easily upgrade your distribution using fedup: First of all install the fedup package: yum install fedup -y Before starting the distribution upgrade you should be sure to have your system up-2-date: yum update If there are kernel updates etc. in the above update, you should reboot your machine before continuing. Then start the upgrade: fedup-cli –reboot […]


XEN installation on CentOS 5.2

OS installation: While installation the OS, in Anaconda you just have to choose “Virtualization”. All relevant XEN packages and the corresponding kernel will then be installed automatically. Installing XEN manually: yum install xen-kernel xen Before using XEN, you have to reboot to boot the new kernel. Verify having the right kernel using: uname -a Now we’re […]


Creating a software raid using mdadm

Installation on Gentoo: emerge mdadm rc-update add mdadm default /etc/init.d/mdadm start Installation on Debian/Ubuntu: apt-get install mdadm Installation on RedHat/Fedora: yum install mdadm You can activate the kernel module by executing: modprobe raid1 First of all, we are going to create some nodes: mknod /dev/md1 b 9 1 mknod /dev/md2 b 9 2 mknod /dev/md3 […]