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

Posted in Fedora, Linux | Tagged | 2 Comments

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

Posted in Enterprise Linux, Linux | Tagged | 1 Comment

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

Posted in Enterprise Linux, Fedora, Linux | Tagged | 6 Comments

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.

Posted in Enterprise Linux, Fedora, Linux | Tagged | Leave a comment

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.

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