Tag Archives: Fedora-Planet

Moving my Server with less than a second downtime

Posted on 13. December 2017 by Jens Kuehnel

As I’ve written in my previous post, I moved to a new Hetzner Box. This is how I setup my virtual Host and how I moved my server, including all virtual machines, to the new data center with a downtime … Continue reading →

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lmsensors for Monitoring a Hetzner EX41 with nct6775 on Centos7

Posted on 05. October 2017 by Jens Kuehnel

Hi, I recently rented a new Hetzner Box to replace my old. I moved from EX40 to EX41 and saving even some money every month :-). Every thing went smooth, but the sensors did not work. I had to use … Continue reading →

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FreeNAS and check_mk

Posted on 16. August 2017 by Jens Kuehnel

Hi, I’m setting up two FreeNAS Server for Backup and Archiving and I really like FreeNAS 11. Thank good I didn’t have time to update it to FreeNAS Coral. 🙂 But I’m using check_mk for monitoring and I would like … Continue reading →

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qemu/kvm libvirt and trim with Fedora 25

Posted on 15. July 2017 by Jens Kuehnel

Hi, after more then 10 years of using VMWare Workstation (Starting with VMWare Workstation 5). I’m in the process of moving to KVM/libvirt, but I want to use qcow2 with trim support. I’m using Fedora 25 with virt-manager to create … Continue reading →

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Citrix Reciever and SELinux

Posted on 04. July 2017 by Jens Kuehnel

Hi Internet, sorry for the longtime being absent from this blog. But marriage and a child takes time and the blog was the first to go. But I will restart writing blog posts today with a project I started a … Continue reading →

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We need 64bit, everywhere!

Posted on 02. July 2015 by Jens Kuehnel

Just bought a new 8TB disk drive. Following my standard procedures I run a badblock -w against the disk as burn in test. Running on Fedora 20 on x86_64 I was surprised to see this: badblocks -v -v -w /dev/sdf … Continue reading →

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my T-Shirt

Posted on 02. July 2015 by Jens Kuehnel

root is god selinux is blasphemy

Posted in Enterprise Linux, Fedora, Linux | Tagged | 2 Comments

yum vs. dnf

Posted on 26. September 2014 by Jens Kuehnel

Sorry for the long silence. I will try to post more often from now on. I playing around with dnf, which is the package manager that should replace yum in the future and had some very nice insight. [root@mysystem ~]# … Continue reading →

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Bachelor Thesis: Centralized and structured log file analysis with Open Source and Free Software tools

Posted on 22. October 2013 by Jens Kuehnel

After a lot of hard work I finished my bachelor thesis end of August and gave my colloquium end of September. Because of all the other stuff going on in my life I just have now time to upload my … Continue reading →

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note to self: Fedora minimal Installation and virt-manager

Posted on 26. September 2013 by Jens Kuehnel

If you need to install virt-manager on a Fedora/Red Hat minimal installation, add the following packages: yum install xorg-x11-fonts-Type1 xorg-x11-xauth libvirt-daemon-kvm libvirt virt-manager qemu-kvm qemu-kvm-tools

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