linux


Prevent SSH host key checking and known_hosts entries

Just add these options to your SSH command: -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no Example: ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no root@192.168.16.17 You can also add these lines to your /etc/ssh/ssh_config to make it global: UserKnownHostsFile=/dev/null StrictHostKeyChecking=no


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 […]


Creating a Ramdisk

Creating a ramdisk is quite simple: mkdir /ramdisk mount -t tmpfs -o size=1024M tmpfs /ramdisk This will mount a 1GB ramdisk to the folder /ramdisk. Increasing/Decreasing its size on the fly: mount -t tmpfs tmpfs /ramdisk -o size=2048M,nr_inodes=50k,noatime,nodiratime,remount Creating an entry in /etc/fstab: tmpfs    /ramdisk    tmpfs    size=2048M,nr_inodes=50k    0    0


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 […]