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Category Archives: Fedora
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
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
ArgoEclipse is dead and broken
If you are using ArgoUML and thought “Hey, its written with Eclipse, lets try using it inside Eclipse”. I’m pretty sure you search found ArogEclipse. Please be aware this project looks very dead. I tried to open an perfectly good … Continue reading
new packages for my default install
In the last couple of week I added 3 new packages to my default install: 1.) atop is a very good extension of top, it includes disk and network utilization among other things. 2.) mosh is a ssh replacement / … Continue reading
yum behind proxy gets “No more mirrors to try”
Have you ever had the problem with “No more mirrors to try” when behind a caching proxy? Especially with rpmfusion? You tried yum clean all, and still you are not able to download the xml or sqlite db? To fix … Continue reading
Enable serial console with systemd
If you need to enable a serial console on a systemd machine like Fedora 16, you have two possibilities. Start it immediately with: systemctl start getty@ttyS0.service or start it at every boot with: ln -s /usr/lib/systemd/system/getty@.service /etc/systemd/system/getty.target.wants/getty@ttyS0.service
Centos vs. ScientificLinux
I’ve been asked by a lot of people why I switched from Centos to ScientificLinux. My feeling was that ScientificLinux delivers security updates faster and more reliably, but feeling is not a good adviser when it comes to security. So … Continue reading
Find deleted files that are still in use
When you disc is full and you delete stuff and the disc is still full, have a look at delete files that are still used by a process. Use the command lsof +L1 for this.