Fedora / CentOS / RH

All around Red Hat based distributions

3 Monitor SetUp using 2 SLI Nvidia Cards on Fedora

I've been struggling around with /etc/X11/xorg.conf while the not quite obvious solution was quite simple. Perhaps I can save someone else's time. As a prerequesite you should have the kmod nvidia driiver (rpmfusion) or the proprietary driver installed. I've tested this on Fedora 20 but it should also work on 18 or 19. Just run this […]

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 […]

Launching actions on file or directory events using incron

The incron service is working in a similar way than the cron daemon. The difference is that you can use incron to monitor files or directories and launch specific actions on different events (for example if a new file is created or a file is saved). A practical example: You could use incron to restart […]

Install proprietary NVIDIA drivers on Fedora

In this tutorial I'll show the installation of the proprietary NVIDIA drivers on Fedora Core systems. First of all, you need to download the drivers on the NVIDIA homepage: www.nvidia.de Then you need to make it executable: chmod +x NVIDIA-Linux-x86_64-190.53-pkg2.run The filename may be different depending on the current version. Executing ./NVIDIA-Linux-x86_64-190.53-pkg2.run you can start […]

Installing Nvidia graphic drivers via YUM on Fedora Linux (RPM Fusion)

First of all, you need to install the repositories: rpm -Uvh http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-stable.noarch.rpm http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-stable.noarch.rpm With SElinux activated, you need to configure its settings a little bit. Else the driver may not be loaded: setsebool -P allow_execstack on Now you proceed with the driver installation. If you have a current graphics card, a simple yum install kmod-nvidia […]

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 […]