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 […]


Configure NFS server and client on Debian or CentOS

NFS (Network File System) erlaubt es, relativ leicht, Shares zwischen Linux-Servern und -Clients zu erstellen.     Zunächst installieren wir die benötigen Pakete auf dem Server:   Auf einem Debian-System genügt ein: apt-get install nfs-kernel-server nfs-common portmap   Auf CentOS: yum install nfs-server nfs-utils portmap       Jetzt installieren wir die erforderliche Pakete auf […]


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: You can install the packages by executing as root: yum install xen-kernel xen Before using XEN, you have to reboot to boot the new […]


Creating a software raid using mdadm

Installation: Gentoo: emerge mdadm && rc-update add mdadm default && /etc/init.d/mdadm start Debian/Ubuntu: apt-get install mdadm 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 b 9 3 mknod /dev/md4 b […]