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Category Archives: Enterprise Linux
We need 64bit, everywhere!
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
Posted in Enterprise Linux, Fedora, Linux
Tagged Fedora-Planet
Comments Off on We need 64bit, everywhere!
my T-Shirt
root is god selinux is blasphemy
Bachelor Thesis: Centralized and structured log file analysis with Open Source and Free Software tools
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
uptime madness, or why do you need to reboot just because you replace the harddiscs?
I just got an new HP Microserver for a customer. I only had two 500GB disc available and installed Centos onto it. But now the 4* 3TB discs have arrived and I need to move everything from the 2 small … Continue reading
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 “my TODO List after a install” and realized that Seth was one … Continue reading
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
Be carefull when updating from RHEL6.1 to RHEL6.4
If you have a RHEL6.1 and try to update to RHEL6.4, you will get some strange errors, about missing libraries. The reason is that ldconfig will not run anymore, because /etc/ld.so.conf.d/kernel-2.6.32-* sepcifies hwcap 0 till RHEL6.1 and RHEL 6.2 and … Continue reading
Posted in Enterprise Linux, Fedora, Linux
Tagged Fedora-Planet
Comments Off on Be carefull when updating from RHEL6.1 to RHEL6.4
Memorymangement is harder than it is known.
After I thought I understood memory manager after all, this comes along. I have a behavior I can’t understand or explain. Let’s see if anyone can solve the puzzle. You have a machine, lets say with 8GB Ram. You only … Continue reading
RHEL6.4 and NX
Be careful if you update to RHEL6.4 and you are using NX. RHEL6.4 removes the keymap.dir and this breaks NX at the moment. To fix this, simply do a touch /usr/share/X11/xkb/keymap.dir. It looks like that RedHat will not fix this, … Continue reading
Two enterprise Linux boxes are talking to each other, or not
I setup a RedHat Enterprise Box that should serve as a httpd server for a Suse Enterprise Server zypper repository and it don’t work. Simple curl also don’t work. If you use curl -1 or curl -3 it works like … Continue reading