Category Archives: Uncategorized

Cool new tools

Just back from my vacation I learned two cool new tools on the first day. Of course both are in EPEL and Fedora. The Silver Search: ag $STRING is an alternative to grep -ir $STING . But a lot of … Continue reading

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FreeNAS and check_mk

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. ­čÖé 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

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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yum vs. dnf

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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note to self: Fedora minimal Installation and virt-manager

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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Very simple time sync sollution for Satellite

Hi, because I don’t want to create a Google Account, here my comment to the blogpost┬áTime on Computers, NTP, Certificates, etc from Ivan Makfinsky. The simplest method is to put the following line into the pre script: rdate SATELLITESERVER hwlock … Continue reading

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Thank you Seth Vidal, my first ansible playbook

I was shocked when I heard about Seth Vidal’s death. Of course I use yum daily, but it brought tears to my eyes, when I was reading my┬á “my TODO List after a install” and realized that Seth was one … Continue reading

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my TODO List after a install

I had to reinstall a couple of machines recently and I had to do the same thing more then once. So I wrote a script,and for my own future self I post it here, as reference. sed -e ‘s:ONBOOT=no:ONBOOT=yes:’ -i … Continue reading

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Todo after a Fedora upgrade

Even with the new fedup tool to upgrade. There are a couple of commands I use always after an upgrade. I suggest you use them too: yum distro-sync package-cleanup –problems package-cleanup –orphans rpmconf -a -fvimdiff rpmorphan Helps to keep your … Continue reading

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python virtualenv

After joining my local LUG at the python workshop and because I start using more python now. Here some hints and tools that I’m using a lot lately. virtualenvwrapper Install it with pip install virualenvwrapper or yum install python-virtualenvwrapper.noarch. Create … Continue reading

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