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Monthly Archives: April 2012
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
Oracle Linux UEK broken
Hi, after my post Centos vs. ScientificLinux which included Oracle Linux, I played around with OL6. The default kernel running is the “Unbreakable Enterprise Kernel” (UEK). This kernel is based on 2.6.39 and is currently the only Linux kernel that is … Continue reading
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.
sort -h
A friend just showed me this cool new option for sort. You now can sort with -h, which works great with du -h. du -hs * | sort -h Available since RHEL6 and current Fedora. Sorry no RHEL5.